If not for a pair of Smithsonian scientists, the fingernail-size frog from Brazil would have likely gone extinct without ever being described ...
AZ Animals on MSN
Backpack frog battles: How evolution turned motherhood into armor
Quick Take Boulenger’s backpack frog females carry fertilized eggs in a dorsal pouch, providing protection and moisture. Embryos undergo direct development, emerging as fully formed froglets without a ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results