Geographic isolation
form of reproductive isolation in which two populations are separated physically by geographic barriers such as rivers, mountains, or stretches of water
Reproductive isolation
Separation of species or populations so that they cannot interbreed and produce fertile offspring
Number of extinctions on planet earth
five
biological indicator species aquatic
A species or organism, whose presence, lends insight to the overall health of the ecosystem
biological indicator species air
A species or organism, whose presence, lends insight to the overall health of the ecosystem
Species richness
the number of different species in a community
species evenness
the relative proportion of different species in a given area. The number of species / the total number of species.
most species rich ecosystems
tropical rain forests & coral reefs
Generalist and specialist species
see google doc
adapted beak 1
see picture
adapted beak 2
see picture