borealforest.org

 
BACK

Common Reptile and Amphibian Species of Northwestern Ontario

MAMMALS

BIRDS

FISHES

INSECTS

   
Rana pipiens
Northern Leopard Frog

Description

Distinguishing Features - Most familiar frog of Northwestern Ontario. large. Overall colouration, varying shades of green or brown; round black spots scattered randomly about the back and on the sides. Underside, plain white. Two light ridges down run along length of back. Forelimbs, spotted; hind legs, striped.

Northern Leopard Frog Size -
8.9 cm (3.5 in)

Habitat

Common throughout Northwestern Ontario, the northern leopard frog is found in all water types - lakes, ponds, rivers, streams, large and small wetlands, even homemade ponds.

Breeding

Northern leopard frogs breed in May. A female may lay 3,000 to 5,000 eggs in a round mass. Tadpoles metamorphose in about three months.

Notes

Northern leopard frogs consume insects, earthworms, and other invertebrates.

They emit a low pitched snore often followed by a chuckling noise, or an urr, urr, urr.

Leopard frogs hibernate in deep water.

Populations in Northwestern Ontario have been declining in recent years due to habitat destruction, additions of roadways, pollution, and other factors.



Return to Top of Page



Home | Forest Capital of Canada | About Our Website |
Ontario's North (West) Forest | Boreal Forests of the World | North (West) Forest Industry |
World Links and Resources | "Forest Finder" Search Engine | Educational Resources |
What's Happening | Contacts | Site Map |