Abyssinian Guinea Pig
They are one of the oldest breeds of guinea pig
Animals
Acadian Flycatcher
Their nests are sloppily held together and have an abandoned appearance
Ackie Monitor
The ackie monitor has a spiny tail which it uses as in self-defense.
Africanized bee (killer bee)
Will chase intruders up to a quarter mile from their hives
Albertonectes
The Albertonectes had the longest neck out of other Elasmosaurids.
American Bully
Though the American bully was bred to look intimidating, it makes an extremely friendly family pet!
Amphicoelias Fragillimus
Only one fossil has been found for this dinosaur and it was lost very soon after discovery.
Andrewsarchus
Andrewsarchus is the largest terrestrial mammalian carnivore to have ever lived.
Angled Sunbeam Caterpillar
Create a silk bed that they use to attach themselves to leaves
Anhinga
Their name means snake bird
Apennine Wolf
Wolves do not howl at the moon. They howl to communicate with other members of their pack.
Archaeoindris
Archaeoindris was the largest primate to evolve in Madagascar
Argentavis Magnificens
The Argentavis Magnificens was the heaviest flight bird to ever exist
Argentinosaurus
The Argentinosaurus weighed as much as 10 elephants!
Arthropleura
Arthropleura was the largest terrestrial invertebrate to have ever lived
Asian Carp
Asian carp can consume 40% of their body weight in food a day!
Asian Water Monitor
The Asian water monitor is the second heaviest lizard in the world!
Axanthic Ball Python
Axanthic ball pythons lack yellow pigment in their skin!