But now the amphibian, described by one researcher as a "living fossil", is facing severe threats from factors including climate change and pollution. :: This Earth The frog can grow over to 11 inches ...

Crayfish frog, Lithobates areolatus, a large frog of the central and southern United States, that spends most of its life in the burrows of large crayfishes.© Mike Redmer/Shutterstock.com Crawfish ...

Even though spring is here, and days are getting longer, now that daylight savings has come and gone, I get to commute to work in the dark again. This has its pros and cons, but one exciting thing is ...