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The Oregon spotted frog (Rana pretiosa, meaning "precious frog") is a member of the frog family Ranidae of order Anura. It is a medium-sized aquatic frog endemic to the Pacific Northwest and historically well distributed in the Puget Trough/Willamette Valley province and the Cascade Mountains of south-central Washington and Oregon.
The Columbia spotted frog (Rana luteiventris) is a North American species of frog. It is a medium-sized frog reaching lengths of up to 3 + 1 ⁄ 2 inches (90 cm). Its color ranges from a dark, olive green to light brown with irregularly-shaped black spots on its back and legs (rendering its name).
Rana (derived from Latin rana, meaning 'frog') is a genus of frogs commonly known as the Holarctic true frogs, pond frogs or brown frogs. Members of this genus are found through much of Eurasia and western North America .
The eggs are deposited into large temporary ponds which form because of the rainy season. Their clutch size is typically around 400 eggs per clutch. These eggs will hatch 36 hours after fertilization. Immediately after hatching, the frogs will remain motionless in a vertical position with their head up under the water.
Columbia spotted frog-- Rana luteiventris; Oregon spotted frog-- Rana pretiosa; Green frog-- Rana clamitans; Northern leopard frog-- Rana pipiens; Pacific chorus frog-- Pseudacris regilla = Pacific Treefrog - (Hyla regilla or Pseudacris regilla) Northern red-legged frog-- Rana aurora; Coastal tailed frog-- Ascaphus truei; Rocky Mountain tailed ...
This makes the species even more unique, as PLOS One said, because other frogs that skip the egg step typically give birth to froglets, or baby frogs, but these frogs still give birth to tadpoles.
Spotted frog may also refer to: Columbia spotted frog, a frog found in North America; Oregon spotted frog, a frog endemic to the Pacific Northwest; Spotted chorus frog, a frog native to the United States and Mexico; Spotted grass frog, a frog native to Australia; Spotted paa frog, a frog endemic to Yunnan, China; Spotted rubber frog, a frog ...
Image credits: Weird And Wonderful Secondhand Finds The BBC reports that, based on the findings by secondhand fashion retailer ThredUp, a whopping 67% of British millennials shop secondhand, while ...