Despite their similar structure, however, not all bones are created equal ... "That might explain why vertebrates have evolved so many different types of skeletons." ...

Animals are divided into two main groups: Animals with a backbone are called vertebrates ... in all kinds of water, like oceans, rivers and lakes. In Northern Ireland, some common fish types ...

Jandzik notes that reclassifications of this sort happen “all the time due to the incompleteness and imperfect preservation of the fossil material,” but says that the authors’ conclusion that ...

The silver spinyfin has an extraordinary diversity of rod photopigments, which researchers propose may allow it to see color in the deep, dark sea. After a year teaching an algorithm to differentiate ...