The gang discusses two papers that look at patterns of mosaic evolution, one paper looking at cat evolution and the other paper looking at bird ecomorphy. Which means the gang talks about Amanda’s two favorite taxonomic groups. Meanwhile, Curt enjoys some realistic bird calls, Amanda remains a threat, and James provides relevant “facts”. Up-Goer Fi…

The gang discusses two papers that detail interesting findings about the soft tissues of extinct arthropods. The first paper does a detailed study of the limbs attached to the trilobite head. The second paper describes the newly discovered head of the ancient myriapod Arthropluera, and discusses the larger implications this fossil has for the evolu…

The gang discusses two papers that look at examples of soft tissue preservation during the Cambrian. The first paper is a deep dive into the sedimentology and paleoenvironment of the Emu Bay Shale. The second paper makes some interesting claims about soft tissue preservation in a marginal marine environment. Meanwhile, James needs some shortcuts, C…

The gang discusses two papers that look at two Lagerstätten (fossil localities of exceptional preservation). The first Lagerstätte is a unique complex early Triassic community found near the equator, and the second Lagerstätte is a collection of exceptional trace fossils from the Pennsylvanian. Meanwhile, James is convinced in the existence of a to…

The gang looks at two papers that compare similar structures in unrelated animals to see if there might be evidence of convergence. The first paper compares Spinosaurus to phytosaurs and the second paper compares the hyoid bone of ichthyosaurs and toothed whales. Meanwhile, Curt will try it, James waits for something that never happens, and Amanda …

The gang discusses two papers that look at convergence (maybe?) in modern arthropods. The first paper looks at plant/ant symbiosis in a genus of ants, and the second paper looks at color patterns in crayfish. Meanwhile, James sees through time, Amanda disappears, and Curt plays on everyone’s worst fears. Up-Goer Five (Curt Edition): The up-goer thi…

The gang discusses two papers that... ok look. I'm going to level with you. No one in this podcast slept more than a few hours before we started recording. One of us was stuck on a plane and didn't get back home until 5 am the day of recording. Everyone was tired and stressed and so we all use this time to vent and drink. Sure, there are papers we …

The gang discusses two papers that look at modern bird migration patterns. The first paper looks at breading and migration patterns of the American woodcock, and the second paper looks at how migration could function as a motor of island speciation. Meanwhile, James is cursed with consciousness, Amanda is on point, and Curt's jokes are consistently…

The gang discusses two papers that look at functional morphology in extinct groups. The first paper looks at tooth replacement patterns in an Ornithischian dinosaur, and the second paper studies the shell articulation of Rafinesquina to unravel a long-standing mystery. Meanwhile, James has questions about taste, Amanda forgets protocol, and Curt in…

The gang discusses two papers that use new fossils to add insight into the geographic origins of groups. The first paper looks at some fossil freshwater dolphins and the second paper looks at fossil jumping spiders. The gang also uses these two papers to talk about a lot of other things because, despite being short papers, there is a lot of related…

The gang convenes in Ann Arbor, Michigan for the 2024 North American Paleontological Convention. We discuss the various talks we saw and highlights on the event. Most of Day 2 discussion starts at 1:03:01 Day 3 discussion starts at 2:19:00 Day 4 discussion starts at 3:22:56על ידי Palaeo After Dark

The gang discusses two papers that study ecological changes in the evolutionary history of some charismatic ancient animal groups. The first paper uses geographic data to infer the timing of the evolution of homeothermy in non-avian dinosaur groups, and the second paper looks at the mechanisms by which cats (and cat-like animals) developed saber te…

The gang discusses two papers that look into long term trends in body size over time. The first paper looks at body size trends in corals, and the second looks at body size and ecology of terror birds. Meanwhile, James loses a bit of himself, Amanda is bad at transitions, and Curt goes places no one wants to go. Up-Goer Five (Curt Edition): The fri…

The gang discusses two papers that look at the shark fossil record. The first paper looks into the completeness of the record, and the second paper discusses the ecological implications of an exceptionally preserved specimen. Meanwhile, James has ideas of what is normal, Curt has a hard out, and Amanda shows her specific history interests. Up-Goer …

The gang discusses two papers about an interesting locality in South America and the various body fossils and ichnofossils found in this locality. This podcast originally started as a patreon request to podcast about fossil procyonids… but it ended up like this… ooops! Meanwhile, James has a vocal doppelganger, Amanda deals with being human, Curt d…

The gang discusses two papers that look at the morphology and ecology of early fishes. The first paper investigates a hypothesis for how the pectoral girdle could have evolved, and the second paper looks at the functional morphology of a Paleozoic jawless fish. Meanwhile, Amanda missed some context, James throws some shade, and Curt is annoyed by A…

The gang discusses two papers that look at the correlation between climate change and extinction risk in the fossil record. The first paper uses climate modeling to simulate extinction risk during past periods of climate change, and the second paper uses new radiometric age dates to infer diachronous extinction between marine and terrestrial enviro…

The gang talks about two papers that look through existing museum collections to discover some fascinating new discoveries. Meanwhile, Curt may be haunted, James may be losing energy, and Amanda may not be real. Up-Goer Five (Curt Edition): The friends look at two papers about new things that found when going through the stuff stored in a big build…

The gang discusses two papers that look at the fossil frog record. The first paper identifies fossil frogs from Antarctica, and the second paper looks at some exceptional soft-tissue preservation. Meanwhile, James has ideas for expanding the brand, Amanda asks for clarification on an important topic, and Curt makes some executive decisions. Up-Goer…

The gang discusses two papers that investigate evidence of symbiosis in the fossil record. The first paper looks at wormy organisms living inside Cambrian vetulicolians, and the second paper shows potential evidence of hydroids growing in mollusc shells. Meanwhile, Amanda is haunted, James’s computer is totally cooperating, and Curt may or may not …

The gang discusses two papers that look at Mesozoic tracks that may or may not have been made by an avian archosaur. Meanwhile, Curt becomes activated, Amanda has to deal with harsh truths, James gets creative with taxon names, and everyone get distracted very quickly. (Editor’s Note: If you want to just “get to the science” skip to 11 minutes in. …

A cleric, a wizard, and a paladin finally make their way into the center of the woods. What will they find at the end of their journey? "The Builder", “The Other Side of the Door”, “For Originz” by Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 4.0 License http://creativecommons.org/licenses/by/4.0/…

A paladin, a wizard, and a cleric continue their trek through a totally normal nature preserve where I am sure nothing bad will happen whatsoever. "The Builder", “Constancy Part Three” by Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 4.0 License http://creativecommons.org/licenses/by/4.0/…

A cleric, a wizard, and a paladin prepare for a trip through a dangerous wood. What could go wrong? "The Builder", “Constancy Part Three” by Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 4.0 License http://creativecommons.org/licenses/by/4.0/

The gang discusses two papers that look at... well... let's be honest here... we really didn't have much of a hook. You see, James was slammed with bureaucratic work, Curt was knee deep in grading hell, and Amanda was traveling for the holidays. So we made... this; a podcast about a worm and a lamprey. We're sorry. Up-Goer Five (Curt Edition): The …

The gang discusses two papers about taphonomy and its influence on our understanding of the fossil record. The first paper looks at how taphonomic processes can blur our understanding of cause and effect, while the second paper looks at the impacts of collector and size biases on our understanding of the ecology of an ancient plant. Meanwhile, Jame…

The gang discusses two papers that look at plankton through time. The first paper looks at some Cambrian acritarch fossils and shows that they are likely colonial algae, and the second paper looks at how shifting temperature affected plankton distribution across the Cenozoic. Meanwhile, everyone stays completely on task with the stated goals of thi…

The gang discusses two papers that deal with the evolution of tardigrades. The first paper looks at some fossil tardigrades in amber, and the second paper looks to the Cambrian to determine the ancestors of modern tardigrades. Meanwhile, Amanda confuses some details about medication, James has some money making crab solutions, and Curt is somehow t…

The gang discusses two papers that look at the gut contents and traces of ancient animals. The first paper reconstructs gut traces (or lack thereof) for Ediacarans and then the second paper looks at the detailed gut contents and 3d track of a lichid trilobite. Meanwhile, Amanda’s cat is changing careers, James is feeling “motivated”, and Curt has s…

The gang discusses two papers that look at the provide clues to the modern biogeographic distribution of species, specifically bees and new world monkeys. Meanwhile, Amanda shares something, James finds out about where’s the beef in more ways than one, and Curt invents a band. Up-Goer Five (Curt Edition): The friends talk about two papers that look…

The gang discusses two papers that look at fossils of the early whale group Basilosauridae. Specially, these papers describe the largest whale recovered from this group, as well as the smallest whale from the group. Meanwhile, Amanda has a lovely home, James has some whale facts, and Curt has some art critiques. Up-Goer Five (Curt Edition): The fri…

The gang discusses two papers that investigate the feeding strategies of ancient animals, including a fossil stingray and an ancient bird. Meanwhile, James is recovering, Curt refuses to do his job, and Amanda is in podcast heaven but teetering over podcast hell. Up-Goer Five (Curt Edition): The friends look at two papers that looks into what old a…

The gang discusses two papers that use Blender 3d modeling techniques (and other functional morphology techniques) to study arthropod morphology. The first paper looks at trilobite enrollment and the second paper looks at the anomalocaris great frontal appendages. Meanwhile, James likes horses, Amanda has some name ideas, and Curt fails to segue. U…

The gang discusses two papers that looks at mammal jaws and teeth. The first paper uses many different analyses to study how the mammal jaw evolved, and the second paper looks at a unique set of teeth in a fossil whale group. Meanwhile, Curt gets ideas from Mortal Kombat, James has discusses farming practices, and Amanda finds any excuse to be fabu…

The gang discusses two papers that look at examples of unusually large animals in the fossil record; one large lacewing larvae and one very large skink. Meanwhile, James is having a great day, Amanda starts a chant, and Curt learns the true meaning of “cool fossil bro”. Up-Goer Five (Curt Edition): The friends look at two papers about things that a…

The gang discusses two papers that look at the ecomorphology of Mesozoic swimming reptiles. The first paper investigates swimming strategies in various marine swimming reptile groups, and the second paper looks at changes in the skull of mosasaurs compared to stem whales. Meanwhile, James has a meal, Amanda “makes” animals, and Curt needs more insi…

The gang discusses two papers that look at the impact of humans on bird populations. The first paper looks at the history of a condor nesting site in the Andes, and the second paper looks at the impact of artificial light on the circadian rhythms of urban bird populations. Meanwhile, James is highly engaged, Curt tries to sell some property, Amanda…

The gang discusses two papers that study the paleoecology of the Ediacaran fauna. The first paper looks at environmental information that can be gleaned from the microbial mats these organisms lived on, and the second paper studies how different Ediacaran fossils are distributed on this microbial mat. Meanwhile, James is having a week, Curt is unsu…

The gang discusses two papers about inferring life habit and ecology from extinct animals. The first paper summarizes the data for ichthyosaur birth to see if they really do preferentially come out tail first, and the second paper investigates a fossil that could complicate the narrative for the origins of a European sabretooth cat group. Meanwhile…

The gang discusses two functional morphology papers. The first paper looks at eye placement and skull morphology in Thylacosmilus and the second paper looks at the ungals of maniraptoran theropods. Meanwhile, James has milk filled “vegan” food, Amanda is replaced by alternate universe goatee Amanda, and Curt looks to rebrand. Up-Goer Five (Curt Edi…

The gang discusses two papers that look at patterns of niche conservatism or niche evolution in the fossil record. The first paper looks at the pollen records of trees in Portugal to test if changing climate can explain modern tree distributions, and the second paper looks at the impact of Late Devonian extinction pulses/invasions on brachiopod com…

The gang discusses two papers that look at some Cambrian problematic fossils and find new clues that allow us to determine what groups they might belong to. One paper finds new evidence that some of these tube fossils in the Cambrian may be cnidarians and the other paper identifies potential gastropod radula in Cambrian rocks with adaptations for g…

The gang discusses two papers that use morphometric studies to investigate patterns of ecomorphy in the fossil record. Specifically, they look at two papers that investigate how morphology in sloths and pterosaurs changes over time, and how well these changes map onto changes in body size and ecological shifts. Meanwhile, Amanda could be dean, Curt…

The gang discusses two papers that look at the body size of ancient animals. The first paper uses new metrics to estimate the size of the ancient fish Dunkleosteus, and the second paper looks at the various ways that theropod dinosaurs can get big or small. Meanwhile, Amanda is 10 minutes away from being taken to Oz, Curt invents a new adaptation, …

The gang celebrates their 10 year anniversary by talking about two papers on the same topic that are 10 years apart. Both papers take a critical look at how we define the “big five” mass extinctions and what this term means. Meanwhile, everyone waxes philosophical for the last 20 minutes, discussing how things have changed in our lives since we sta…

The gang discusses two papers about trilobite evolution and morphology. The first paper looks at disparity and taxonomic trends of trilobites across the Devonian, and the second paper looks at the unique tridents of Walliserops. Meanwhile, Amanda makes a choice, James does some unique functional morphology, and Curt critiques tilapia. Up-Goer Five …

The gang discusses two papers that look at how species respond to climate change. The first paper uses models to study how bird migration patterns may have changed over the last 800,000 years, and the second paper looks at how blooming times for plants in the UK have changed over the last 300 years. Meanwhile, James and Amanda prepare for a trip (2…

The gang discusses two papers that look at live birth in squamates. The first paper is fossil evidence of live birth in an ancient snake species, and the second paper looks at the evolutionary pressures that might drive some lizards towards live birth. Meanwhile, James has advice for reptiles, Curt celebrates a belated “spooky season”, Amanda conti…

After meeting the denizens of this vast contraption and escaping the tight and claustrophobic engine our heroes have nowhere to go but up. Will they meet the master of this grand device and bring its movements to an end or fall foul to some unfortunate fate on the way? Join Bepo the Bard (James), Bix the Druid (Aly), Gregg the Ranger (Curtis) and K…

After managing a precarious ascent up a magical clockwork limb we rejoin our heroes Bepo the Bard (James), Bix the Druid (Aly), Gregg the Ranger (Curtis) and Kinross the Wizard (Amanda) in the next stage of their journey to bring the roaming fortress to a halt. "Skye Cuillin", “Mystic Force”, “Malicious”, “Scheming Weasel slower”, “Holiday Weasel”,…