Why is the Australian sea lion a keystone species? Are bottlenose dolphins an endangered species? Are harp seals an endangered species? Are prairie dogs a keystone species? Are lake trout a keystone species? Are bats a keystone species?
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Why are sea urchins important to coral reefs? Why are some crawfish blue? Why are jellyfish not affected by ocean acidification? Why do most marine organisms inhabit the benthic environment? Why is seaweed important to the aquatic biome? Why is the indri endangered? Why are benthic zones impor...
Sea urchins that have been preserved as a fossil are called echinoids and gastropods are fossils from snails. Why are oyster shells black? Just to recap what was said in the earlier post, the orange and black colours of empty oyster shells that you find on the beach are stains on the ...
How to find wild adventures across the U.S., from hiking Hawaii’s highest peak to snowshoeing amid Michigan’s frozen waterfalls.
Wyoming, South Dakota, Montana, Arizona, Colorado, Utah, Kansas, and New Mexico. The prairie dog population in the Great Plains has also been making a comeback. Although two of the five North American prairie dog species are still endangered, the other three are now considered of least conce...
Similarly, sea otters play a major role in the survival of giant kelp forests along the coasts of California and Alaska. These “marine rainforests” provide a home for a wide range of other species. The kelp itself is the main food of purple and red sea urchins and in turn, the urchins...
Cod is effectively an endangered species now; every year, thousands of dolphins are drowned and fatally injured by Spanish sea-bass trawlers in the Channel; dredging for oysters and scallops is destroying vast areas of coral reef; huge tuna farms are wrecking the Mediterranean Sea. And when ...
Most endangered biomes Loss of native plant cover is the main threat to water sources in all biomes, Mello noted, citing the state of rivers and streams in the Atlantic Rainforest biome, where 65% of the population lives. Only 26% of the original vegetation remains in this dwindling biome,...
byWoods Hole Oceanographic Institution A female North Atlantic right whale with her calf. Credit: Public Domain New research by an international team of scientists reveals that endangered North Atlantic right whales are in much poorer body condition than their counterparts in the southern hemisphere. ...