Small seahorse and large seahorse pairs are more successful at reproducing than mid-sized seahorses. Here's why:
Genetic analysis has confirmed that a frog living in New York City wetlands is a new species.
Great white sharks have a reputation for being the fiercest in the sea. But are they now the ones in danger?
Exactly how much are we damaging the environment when we put up new buildings and expand our cities?
Scientists are using bone histology to sort things out. They've already concluded that Stygimoloch, was a juvenile Pachycephalosaurus, not a new species.
Scientists suspected that two populations, African savannah and African forest elephants, were separate species because of their size differences.
Animals can have some pretty funny and interesting scientific names. See how many you can name!
Humans must learn about the dangers of inbreeding before it's too late.
OH MY! The top 10 new species list for 2009 is filled with spooky and bizarre creatures!
What is "genetic drift?" How does it affect an animal's genes and their genetic variation?