Keystone species Summary

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The Keystone species Study Pack contains about 9 pages of study material in 2 products, including:

Encyclopedia Articles (2)

Keystone Species

1,113 words, approx. 4 pages

Keystone Species All ecosystems on Earth are formed of a delicate balance of species. When an ecosystem is at equilibrium, the relative numbers of organisms within each species remain stable. A food w... Read more

Keystone Species

1,433 words, approx. 5 pages

Keystone Species Keystone species have a major influence on the structure of their ecological community. The profound influence of keystone species occurs because of their position and activity with... Read more

Teacher Resources & Activities

News & Journals (2)

FEATURE-Humans join hunt for Antarctica's "pink gold"

1,001 words, approx. 4 pages

TROLL STATION, Antarctica, Jan 29 (Reuters) - They only grow up to 6 cm (2.4 inches) yet are perhaps the most abundant creatures on the planet in terms of weight. Snow petrels nesting in Antarctic... Read more

The Home for Gentle Giants

1,359 words, approx. 5 pages

The land, shaded by lush pine branches, stretches for hundreds of acres. Chattering birds are the only sounds punctuating the quiet—that is, until a herd of Asian elephants lumbers through th... Read more