1+ day, 6+ hour ago  (546+ words) Dunkleosteus was one of the most formidable predators in ancient oceans. This armored fish lived in marine ecosystems during the Late Devonian period roughly 360 million years ago. Scientists study Dunkleosteus fossils and fragmentary remains to understand how this extinct fish…...

4+ mon, 3+ week ago  (767+ words) Some of the scariest dinosaurs ever to walk the Earth were terrifying for reasons beyond their size. They were dangerous animals with tools perfectly evolved for hunting, ambushing, or defending against other dinosaurs. Whether they had razor-sharp teeth, massive claws,…...

5+ mon, 2+ week ago  (308+ words) The horned frog (also called the horned toad or ornate horned frog) belongs to the genus Ceratophrys, a group of amphibians native to South America. With its fat body, camouflaged coloring and horn-like eye ridges, this frog is built for…...

5+ mon, 2+ week ago  (647+ words) A cat without a tail just doesn't look quite right. (Sorry, Manx and Bobtail cats.) But why do cats have tails in the first place? Turns out, this familiar appendage plays a vital role in balance, communication and even safety....

8+ mon, 2+ week ago  (748+ words) Which were the smartest dinosaurs? While we can't sit a Velociraptor down for an IQ test, scientists use fossil evidence like brain cavity size and body ratios to make educated guesses. Some dinosaurs showed signs of advanced cognitive abilities, especially…...

11+ mon, 5+ day ago  (686+ words) Brontosaurus vs. Brachiosaurus species are easy to confuse. They're two dinosaurs, both giants, both sauropods, but vastly different in some key ways. Brontosaurus vs. Brachiosaurus species are easy to confuse. They're two dinosaurs, both giants, both sauropods, but vastly different…...

11+ mon, 2+ week ago  (711+ words) Gorillas " one of the most powerful great apes " have a diet that might surprise you. Even though they're massive and strong, their meals consist mostly of plants. But let's get specific: What do gorillas eat in the wild, and how…...

11+ mon, 2+ week ago  (611+ words) Two of the largest flightless birds on the planet may look similar but they typically live on different continents and have evolved unique adaptations for survival. How are your emu vs. ostrich identification skills? Two of the largest flightless birds…...