検索キーワード： "J" 動物

Outstanding field recordings of songs and calls of 60 species most common to the eastern U.S.: Warblers, Woodpeckers, Flycatchers, Thrushes, Larks, many more.

Noted ornithologist's outstanding field recordings of songs and calls. This set covers 60 birds with several recordings for each.

The songs and calls of 60 different, widely distributed birds of the United States and Canada reproduced in a 50-minute recording.

A classic work examining bird song as both a means of identification and study of behavior. This recording cites 72 species and 51 songs.

Roaming the oceans in the prehistoric era were sharks that reached 70 feet in length, with teeth the size of shovel blades. Imagine a great white as big as a plane and you've got it. Megalodon ate killer whales for lunch and were unquestionably the most awesome predator in the ocean for millennia. An eating machine with fins the size of sailboat sails that a whaler's harpoon would bounce off of it like a toothpick. As "mega" as it possibly gets, explore Megalodon, the Great White Godfather.