Arboreal Boids:
Oregon Spotted Frog (Rana pretiosa), adult male
Arboreal Boids:
Oregon Spotted Frog (Rana pretiosa), adult male, head/eyes
Arboreal Boids:
Oregon Spotted Frog (Rana pretiosa), adult male, ventral view
Arboreal Boids:
Preparing to weigh Oregon Spotted Frog (R. pretiosa)
Arboreal Boids:
Oregon Spotted Frog (Rana pretiosa), egg mass
Arboreal Boids:
Oregon Spotted Frog (Rana pretiosa), embryos in egg mass
Arboreal Boids:
Oregon Spotted Frog (Rana pretiosa), embryos in egg mass
Arboreal Boids:
American Bullfrog (Rana catesbeiana), adult male
Arboreal Boids:
American Bullfrog (Rana catesbeiana), adult male, head
Arboreal Boids:
American Bullfrog (Rana catesbeiana), adult male, ventral
Arboreal Boids:
American Bullfrog (Rana catesbeiana), metamorph
Arboreal Boids:
American Bullfrog (Rana catesbeiana), metamorph
Arboreal Boids:
Bullfrog (R. catesbeiana), early metamorphosing tadpole
Arboreal Boids:
Bullfrog (R. catesbeiana), body pattern, early metamorphosing tadpole
Arboreal Boids:
Bullfrog (R. catesbeiana), mouth, early metamorphosing tadpole
Arboreal Boids:
American Bullfrog (R. catesbeiana), metamorphosing
Arboreal Boids:
American Bullfrog (Rana catesbeiana), yearling metamorphosing larva
Arboreal Boids:
American Bullfrog (Rana catesbeiana), yearling larva
Arboreal Boids:
American Bullfrog (R. catesbeiana), early metamorphosing tadpole
Arboreal Boids:
American Bullfrog (Rana catesbeiana), yearling larvae
Arboreal Boids:
Cascade Frog (R. cascadae), adult
Arboreal Boids:
Cascades Frog (Rana cascadae), metamorph