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Dinosaurs Learn to Stand on Their Two Feet

Biology / Paleontology : Everything Dinosaur

New Theory as to Why Bipedalism Evolved in the Dinosauria Iconic dinosaurs such as Tyrannosaurus rex, Velociraptor, Coelophysis and Carnotaurus were all bipeds.  That is, they evolved the ability to walk on their hind legs.  Bipedal...

Ancient fish evolved gills to survive acidic oceans

Biology / Marine Biology : Ocean Acidification

Fish gills evolved to balance pH, not breathe, suggests a new study. This goes against the traditional assumption that gills first evolved so fish could get more oxygen as they became bigger and more active, say researchers in a rec...

Walking fish reveal how our ancestors evolved onto land

Academics / General Science : ScienceDaily: Science Society

About 400 million years ago a group of fish began exploring land and evolved into tetrapods – today's amphibians, reptiles, birds, and mammals. But just how these ancient fish used their fishy bodies and fins in a terrestrial enviro...

Australian Scientists Just Discovered These Fish Evolving To Survive On Land

Technology / Gadgets : Gizmodo Australia

A new study from scientists at UNSW and the Australian National University shows fish on the South Pacific island of Rarotonga that have evolved the ability to survive out of water to escape predators in the ocean. Woah. More »     ...

Freshwater fish, amphibians supercharge their ability to see infrared light?

Academics / General Science : Science Codex

Salmon migrating from the open ocean to inland waters do more than swim upstream. To navigate the murkier freshwater streams and reach a spot to spawn, the fish have evolved a means to enhance their ability to see infrared light. Hu...


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