Many kinds of frogs are eaten, chiefly ranids and hylids, and the leopard frog (Rana pipiens) is the most frequent victim.
In the leopard frog the change from the egg to adult is completed in one summer.
In Florida, Carr (1950:80) found one of these black racers eating a leopard frog (Rana pipiens).
The bullfrog and leopard frog probably take heavy toll of both the adults and the newly metamorphosed young at the breeding ponds.
leopard frog (Rana pipiens), green with irregular black blotches, mostly in two rows on the back; legs barred above; belly pale.