The bigger the bite -- the better to bite the heads off prey.
Chickens selectively bred to be bigger over a 50-year period show that evolution can happen dramatically during our lifetimes.
Felines have a refined palate that is highly sensitive to bitter flavors.
The ability, known as protrusion, allows fish to extend their jaw and snap up otherwise elusive prey, making them effective hunters.
The wing has the oldest occurrence of connective tissue in association with flight feathers of birds.
We have spiders to thank (or not to thank) for knees, with the consolation that spiders have 48 knees while we only have two.
Snakes lack limbs, but new research finds that they still have DNA crucial to limb development lurking in their genomes.
Researchers from Lund University in Sweden have shown that well-developed eyes come at a surprising cost to other organ systems.
+ Load More