Protecting animals against environmental changes, poachers, and other dangers is vital yet challenging work. And in recent ...

What animal has the longest gestation period? From salamanders to elephants, here's how long it can take to make a baby.

Other herps are the prey, like frogs who serve as a food source for many species of birds, fish, mammals and reptiles. In addition, herps are valuable indicators of environmental health. Amphibians, ...

Mammals are also warm-blooded. Fish, reptiles, birds, amphibians and mammals. These are just some of the groups we use to make sense of the natural world. Over 200 years ago it was a Swedish ...

Because of their sensitivity to environmental changes, vanishing amphibians should be viewed as the canary in the global coal mine, signaling subtle yet radical ecosystem changes that could ultimately ...

they learn how to identify and name a variety of common animals from different groups including mammals, birds, fish, amphibians, reptiles and invertebrates. The video compares and contrasts a ...

Amphibians are small vertebrates that need water, or a moist environment, to survive. The species in this group include frogs, toads, salamanders, and newts. All can breathe and absorb water ...

In fish and amphibians, nephrons within opistonephros differentiate into proximal and distal regions. In reptiles, birds and mammals, the metanephric tubules become differentiated into three regions: ...

The concerning bird flu outbreak that has spread to four humans so far as it expands quickly in the U.S. has jumped to dozens of species, infecting mammals in at least 31 states. Among those ...