Extinction: The Game Of Ecology

From BoardGameGeek:

You are the head of an entire species. You are responsible for migration, reproduction, and compete with and Prey on the other species. The board is divided into numerous hexagons representing different habitat areas. Six different gene cards are drawn to dictate the different aspects of life. Players take turns drawing environmental change cards that affect them and sometimes all players. Play continues until only one species survives. This game challenges all your strategy and can take sudden unexpected turns. Build your populations strength but be careful if you get to big, You may be surprised by a famine or plague and end up EXTINCT.