Pacific Chorus Frog

Pseudacris regilla

Summary 6

The Pacific tree frog (Pseudacris regilla), also known as the Pacific chorus frog, has a range from the West Coast of the United States (from Northern California, Oregon, and Washington) to British Columbia in Canada and extreme southern Alaska. They live from sea level to more than 10,000 feet in many types of habitats, reproducing in aquatic settings. They occur in shades of greens or browns and can change colors over periods of hours and weeks.

Adult and Juvenile Description 7

This species has a distinct dark mask extending from the nostrils to the shoulder. They have relatively long slender legs with toes tipped with round toe pads and little webbing between the toes. The skin is smooth and they occur in a variety of colors ranging from green, brown, bronze, gray to the rare blue individual. Most have a Y-shaped figure between the eyes and irregular dark stripes or blotches on the back. The belly and chest are white and rough textured. The skin on the males throat is dark and wrinkled. Both males and females may reach up to 2 inches in length.

Habitat 7

Outside of the breeding season, they can be found in a variety of habitats often quite far from water. Woodlands, meadows, pastures, forests and even urban sites can provide suitable habitat. Breeding sites can also be in a variety of sites ranging fro shallow vegetated wet meadows, forested swamps, shrubby flooded thickets and even stormponds and mud puddles. They are one of the few amphibian species in our region that can utilize very ephemeral pools for breeding. This allows them to avoid predation from fish and other amphibians that require permanent water.
Locations in Whatcom County:common throughout the County except at high elevations.

Fontes e Créditos

  1. (c) Tony Iwane, alguns direitos reservados (CC BY-NC), uploaded by Tony Iwane
  2. (c) Dave Huth, alguns direitos reservados (CC BY-NC), http://www.flickr.com/photos/davemedia/9123882033/
  3. (c) Sara Viernum, alguns direitos reservados (CC BY-NC-ND), http://www.flickr.com/photos/64920564@N03/6093875094
  4. (c) Sara Viernum, alguns direitos reservados (CC BY-NC-ND), http://www.flickr.com/photos/64920564@N03/6967757357
  5. (c) Alison Young, alguns direitos reservados (CC BY-NC), uploaded by Alison Young
  6. Adaptado por Graham Sorenson de uma obra de (c) Wikipedia, alguns direitos reservados (CC BY-SA), https://en.wikipedia.org/wiki/Pseudacris_regilla
  7. (c) Vikki Jackson, alguns direitos reservados (CC BY-SA), https://www.inaturalist.org/guide_taxa/756655

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