kolokacja
The first job was getting the public involved in the search for southern leopard frogs.
The very first sample she examined, a northern leopard frog, was infected.
The northern leopard frog has several different color variations.
Northern leopard frogs have a wide range of habitats.
Many populations of northern leopard frogs have not yet recovered from these declines.
The brown frog, leopard frog, and the American bullfrog are also included.
American toads and leopard frogs come into full voice around May.
The call of the northern leopard frog is sometimes described as a snore.
The leopard frog once was common, but is now rare.
It is also sometimes referred to as the Mexican leopard frog.
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