There are five classes of vertebrates:
Osteichthys
D. Pectoralis Alaska Blackfish
Order: Esociformes
Family: Umbridae
Genus: Dallia
Species: Pectoralis
Alaska blackfish are found in swamps, ponds, lakes, and streams with vegetation for cover, in tundra and forested locations not far inland.
Fish:
Order: Esociformes
Family: Umbridae
Genus: Dallia
Species: Pectoralis
Alaska blackfish are found in swamps, ponds, lakes, and streams with vegetation for cover, in tundra and forested locations not far inland.
Fish:
- Are ectothermic and aquatic
- Usually have scales covering their bodies
- Have fins
- Breathe using gills
- Lay eggs that must be in water
Reptilia
There are no known reptiles in Denali National Park and Preserve.
Reptiles:
- Have scales
- Have three-chambered hearts (except for alligators and crocodiles)
- Have claws on their toes
- Lay eggs on land
Amphibia
L. Sylvaticus Wood Frog
Order: Anura
Family: Ranidae
Genus: Lithobates
Species: Sylvaticus
The Wood Frog lives in various kinds of forest/woodland habitats in Denali such as the edges of ponds and streams, willow thickets and grass/willow/aspen associations. When they are inactive, they hide in logs, humus, leaf-litter, or under logs and rocks.
Amphibians:
Order: Anura
Family: Ranidae
Genus: Lithobates
Species: Sylvaticus
The Wood Frog lives in various kinds of forest/woodland habitats in Denali such as the edges of ponds and streams, willow thickets and grass/willow/aspen associations. When they are inactive, they hide in logs, humus, leaf-litter, or under logs and rocks.
Amphibians:
- Have smooth or rough skin
- Lay eggs in water
- Have three-chambered hearts
Aves
A. Chrysaetos Golden Eagle
Order: Falconiformes
Family: Accipitridae
Genus: Aquila
Species: Chrysaetos
They live in the mountainous regions of Denali, especially north of the Alaska Range. Golden eagles in Denali usually build their nests on cliffs or rock outcroppings, although a few nests are in trees. Reproduction is influenced by the abundance of prey during the early spring breeding season.
Aves:
Order: Falconiformes
Family: Accipitridae
Genus: Aquila
Species: Chrysaetos
They live in the mountainous regions of Denali, especially north of the Alaska Range. Golden eagles in Denali usually build their nests on cliffs or rock outcroppings, although a few nests are in trees. Reproduction is influenced by the abundance of prey during the early spring breeding season.
Aves:
- Are endothermic vertebrates
- Have feathers covering their body
- Have four chambered hearts
- Fly with wings
- Lay eggs