Sentences with phrase «ice habitat where»

Not exact matches

But with climate change, the WAP is experiencing rapid regional warming, with fewer days each year of fast ice — letting the icebergs into the shallows more often, where they carve huge gashes through the habitat of the colorful, tentacled invertebrate animals carpeting the sea floor.

The findings show that the Ellesmere Protarctos lived in a northern boreal - type forest habitat, where there would have been 24 - hour darkness in winter, as well as about six months of ice and snow.

It seems that after the climate cooled during the last glacial period, disappearing habitat inland forced brown bears toward the coasts, where they encountered polar bears shifted there by British - Irish ice sheets.

Professor Poinar continues, «Mammoths were much better at adapting to new habitats than we first thought — we suspect that subgroups of mammoths evolved to deal with local conditions, but maintained genetic continuity by encountering and potentially interbreeding with each other where their two different habitats met, such as at the edge of glaciers and ice sheets.»

The population looks set to fall again as melting pack ice forces polar bears back to the land - based habitats of brown bears, where interbreeding has recently been observed.

In the autumn adult krill migrate from offshore and continental shelf areas to inshore habitats where they remain through winter under the protective cover of sea ice [4].

Because walrus avoid ice - covered waters where sea ice concentration is 80 % or greater, any heavy ice concentrations reduce the areal extent of walrus foraging habitat.

Much of the Bearded Seal's habitat encompasses seasonal ice zones where first - year sea ice is renewed every winter but melts completely every summer.

In habitat where sea ice either melts completely or recedes beyond the limits of shallow - water feeding grounds, bearded seals simply come ashore.

As the ice melts and Arctic temperatures warm, polar bears are forced to find new habitat (usually farther south, where the humans also live in greater numbers).