Stats

Lifespan: 6-12 yrs
Size: Small
Diet: Insectivore
Activity: Diurnal
Social: Solitary
Biome: Freshwater river
Range: Western North America
Movement: Hopping
Breeding: Egg-laying
Defense: Camouflage
Status: Near Threatened

About

A river-dwelling frog of the western United States with yellow-tinged legs and belly, found basking on gravel bars and cobbles along flowing streams. Its tadpoles cling to submerged rocks in fast currents using specially adapted sucker-like mouthparts.

Life cycle

1.
egg
A jelly-coated egg is laid in water and develops over days into an aquatic larva.
2.
tadpole
A gilled tadpole swims and grazes on algae, slowly absorbing its tail and growing limbs.
3.
juvenile
A near-adult amphibian leaves the water with new legs and lungs, smaller than the mature form.
4.
adult
Fully grown at adult size, breathing air.

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Taxonomy

Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Order: Anura
Family: Ranidae
Genus: Rana
Species: Rana boylii