Sentence examples for be a keystone from inspiring English sources

Subtlety must be a keystone to our policy.

Therefore, a species can be a keystone species in some communities but not in others.

Evidence: The Chinese Academy of Sciences voted the pika to be a keystone species and not a pest.

It will be a keystone work for all those interested in the evolution and development of play, but it covers a remarkably broad range of other topics.

It may in fact be a keystone species in areas where it is distributed naturally, keeping the number of rodents and small mammals in check.

Scientists consider the bees to be a "keystone species" crucial to the health of the ecological communities they are part of.

Miniaturization is a keystone.

Bees are a keystone species".

"They are a keystone species".

In a healthy marine ecosystem, oysters are a keystone species.

Non-violence is a keystone of Vinoba's philosophy.