cross frog

697

Cross frog

Cross frogs are direct developers. This means that there is no free-living aquatic larval stage (tadpole), and the embryo develops into a small froglet within the egg. They occur in Papua New Guinea.

Cross frogs are direct developers. This means that there is no free-living aquatic larval stage (tadpole), and the embryo develops into a small froglet within the egg. They occur in Papua New Guinea.

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21-10-2015