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Collagen Switch Turns Fish Fins Into Limb-Like Structures
2+ hour, 43+ min ago (83+ words) When the first fish lineage crawled onto land some 375 million years ago, its fins had to be remodeled into limbs capable of bearing weight. Evolutionary biologists have long focused on the genes that pattern the skeleton—Hox clusters, Sonic hedgehog,…...
Ichthyosaurs Had Surprisingly Dense Ribs, New Study Finds | Sci.News
1+ day, 12+ hour ago (267+ words) New research from the Natural History Museum at the University of Oslo suggests ichthyosaurs’ rib cages may have done a job modern whale ribs don’t: acting as ballast to help them dive....
Imagine not having wings | Paleontology
2+ day, 9+ hour ago (46+ words) K.J. Genualdo • about 8 hours ago Zach Sweat • 13 days ago Zach Sweat • 16 days ago Phillip Hamilton • 8 months ago Uploaded by KimmyDude about 7 hours ago Resolution: (979px x 1441px) File size: 437 KB 27 views (27 from today) Uploaded about 7 hours ago...
Yeouch | Paleontology
2+ day, 11+ hour ago (50+ words) Zach Sweat • about 2 hours ago K.J. Genualdo • about an hour ago Zach Sweat • 9 minutes ago Zach Sweat • 13 days ago Zach Sweat • 16 days ago Phillip Hamilton • 8 months ago Uploaded by KimmyDude Sep 10, 2026 at 01:43PM EDT Resolution: (1144px x 1200px) File size: 104 KB...
Heel-Toe Mobility Separated Humans From Lesser Primates
2+ day, 11+ hour ago (319+ words) We take thousands of steps each day and we never think about the evolutionary and cultural advantage it represents. Humans naturally land with a heel-strike and the metabolic energy savings were as much as 41 percent, which made traveling farther possible,…...
Stunned scientist accidentally discovers massive ancient tooth - and it belongs to beast from 2.5 million years ago
2+ day, 19+ hour ago (19+ words) The Sun...
Fossil ribs reveal new secrets about ichthyosaur swimming technique
3+ day, 9+ hour ago (10+ words) Phys.org...
New Research Finds the Tasmanian Tiger Had a Skull Unlike Any Living Carnivore??? and Likely Never Threatened Livestock
4+ day, 2+ hour ago (282+ words) New research published in Nature Communications shows Tasmanian tigers had a skull and jaw structure unlike any living carnivorous mammal, suited to catching small, rabbit-size prey rather than livestock. Led by Dr. Vera Weisbecker of Flinders University, the study found…...
Genital and wing traits clarify classification of Mesozoic Zoraptera
5+ day, 5+ hour ago (50+ words) insects Bioengineer.org Subject of Research: Classification and phylogenetic placement of Mesozoic fossil Zoraptera (angel insects) based on male genitalia, leg, and wing venation morphology Article Title: Morphology of male genitalia, legs, and wing venation reveals the classification of Mesozoic…...
Spot the frogmouth! – Why Evolution Is True
5+ day, 16+ hour ago (67+ words) This might be the easiest one ever. Yes! This easy practice is much appreciated by a guy who can never find Waldo in these exercises. I promise that I didn’t mean that as a complaint–just an observation. Having a…...