American bullfrog (Rana catesbeiana), National Zoo, Washington D.C.

Photo ID: Brett-Cole-Washington-DC-00023

Photo size: 1.6 Mpixels (4.48 MB uncompressed) - 1532x1021 pixels (5.1x3.4 in / 13.0x8.6 cm at 300 ppi)

Photo keywords: amphibian, frog, toad, zoo