North-America
Eurypterus
Eurypterus has a long tail that looks like a scorpion's stinger
Flycatcher
Most of the hundreds of varieties of flycatchers belong to the Tyrannidae and Muscicapidae families!
Freshwater Sunfish
Four species of the freshwater catfish have gone extinct
Fritillary Butterfly
Some emit noxious defense chemicals
Fulvous Whistling Duck
They build a ramp from their nest, which leads to a nearby water source
Garden Spider
Garden spiders bounce in their webs to confuse predators
Gastornis
Gastornis had a massive beak, but they probably ate plants instead of flesh.
Gorgosaurus
Gorgosaurus probably lived and hunted in packs.
Great Kiskadee
The great kiskadee is a highly adaptable predator that can live in almost any habitat within its range and can hunt in the air, on the ground and in the water.
Gypsy Moth
One of the most invasive species in the world
Hallucigenia
The position of the Hallucigenia's head puzzled scientists for several years
Hawaiian Goose (Nene)
They have the longest breeding season of any goose.
Houdan Chicken
The Houdan chicken has a round, fluffy crest and five toes on each foot!
Ichthyostega
Ichthyostega was one of the first aquatic animals to venture on land
Irish Elk
The Irish elk had the biggest antlers of any known deer species.