Habitat destruction is a main cause of the species' decline.

Habitat destruction was probably the main cause of its disappearance.

However the number one reason it may be threatened is habitat destruction.

Another major cause of death for these turtles is habitat destruction.

Other threats to the species include the destruction of its habitat during development.

Expanding urban development is the cause of habitat destruction in many areas.

The chief threat to both is habitat destruction and degradation.

The main threat to this rare plant is habitat destruction.

Yet habitat destruction isn't the only reason the birds are endangered.

Human hunting and habitat destruction have further isolated their population.