What is the key difference in dorsal coloration between the California Red-legged Frog and the Red-eyed Tree Frog?
Answer
The California species is typically reddish-brown to olive-brown, while the Red-eyed Tree Frog is typically bright green
The dorsal coloration of the California Red-legged Frog ranges from reddish-brown to olive-brown, contrasting sharply with the Red-eyed Tree Frog, whose body is typically bright green for camouflage in foliage.

Related Questions
Which North American red frog species holds the distinction of being the largest native frog found in the United States?What key field mark reliably distinguishes the Northern Red-legged Frog (*R. aurora*)?Where is the namesake red hue primarily located on the California Red-legged Frog?What kind of habitat preference sets the Red-eyed Tree Frog apart from the *Rana* species?What is the primary diet of the larval stage (tadpoles) of the *Rana* species?What is the federal conservation listing status for the California Red-legged Frog?What reproductive dependency forces the California Red-legged Frog tadpoles to rely on specific water features?What evolutionary purpose is suggested for the vivid red eyes of the Red-eyed Tree Frog?Which northern geographical extreme is cited in the distribution range of the Northern Red-legged Frog?What is the key difference in dorsal coloration between the California Red-legged Frog and the Red-eyed Tree Frog?