NOVA Online presents Island of the Sharks ...

This website provides a pictorial key to katydids or bush-crickets of La Selva Biological Station in Costa Rica.

Sign in | Search: ezShop content Mammals by Christopher Baker Home : Travel : Costa Rica : CR Handbook : One Article Given the rich diversity of Costa Rica's ecosystems, it may come as a surprise that there are only 200 mammal species in the nation, half of which are bats. And Costa Rica, like most neotropical countries, has a depauperate marine mammal flora, in the words of one biologist.