Try to add new species, not just new foods, to your diet.

There is room for adding species not already listed.

Birders come here from around the world to add unique species to their "life lists."

Between 1950 and 1960, the zoo expanded, adding new species.

A secretary of state can add or remove species at any time (Legislation.

Adding new species of trees in large number has been an annual phenomenon.

If a biologist adds more species to a group, the possibilities explode.

This information adds to the pool of knowledge necessary to conserve threatened and endangered species.

It became hard, then impossible, to add new species.

Additionally, the bill provided rules for a commission to add species of reptiles to the prohibited list.