Sentences with phrase «skuas in»

The scientists monitored skuas in Adélie Land and the Kerguelen Islands for ten years and showed that, when these seabirds exhibit high mercury levels in their blood, their breeding success decreases.

The oceanarium was holding the skua in isolation before introducing it to other animals in an exhibit.

A nice final touch is the skua in the bottom right of the frame, seemingly taking a keen interest in the outcome.

Not exact matches

To add to Cranford's misery, the freezer was already occupied by a giant skua, a swan - size bird recently captured in the Antarctic.

In the Polar Regions, many seabirds such as skuas were known to accumulate this toxic element at high levels in their tissueIn the Polar Regions, many seabirds such as skuas were known to accumulate this toxic element at high levels in their tissuein their tissues.

The first finding was that mercury levels in brown skuas were three times higher than in south polar skuas.

For the first time, the researchers have carried out a ten - year population study of two seabird species: brown skuas living in the Kerguelen Islands (Subantarctic) and south polar skuas living in Adélie Land (Antarctica).

Unexpectedly, it is in the least contaminated species, the south polar skua, that the effects of mercury are the most obvious.

Further out to sea where the continental shelf drops off, the region is one of Australia's best pelagic birding sites, with an abundance of albatross across winter months, shearwaters in summer months, with petrels, gannets, skuas, terns and gulls also present.

Some species don't get the chance to seek cooler climate as climate change has also caused the disappearance of many creatures including emperor penguins, which lost 50 percent of their population; rockhopper penguins in Campbell Island dipped by 96 percent; ivy gull lost 70 percent; and Arctic skua breeding numbers in Scotland decreased 74 percent from 1986 to 2011.