Search results
Results from the WOW.Com Content Network
Bigg was the first to identify transient orcas as significantly different in eating habits, behavior, and distribution from resident orcas; hence they bear his name. His recommendation in the late 1970s that orcas be placed on the endangered list in Canada fueled interest in protecting the animals throughout the region.
BY PHUONG LE SEATTLE (AP) -- Scientists studying Puget Sound orcas for the past decade now know they are among the most contaminated marine mammals, with pollutants particularly high in young ...
As with residents and transients, the lifestyle of these whales appears to reflect their diet; fish-eating orcas off Norway have resident-like social structures, while mammal-eating orcas in Argentina and the Crozet Islands behave more like transients. [121] Orcas of the same sex and age group may engage in physical contact and synchronous ...
In September 1962 in Washington waters off the west side of San Juan Island, Marineland of the Pacific collector Frank Brocato lassoed a female salmon-eating southern resident orca. [7] When she and an accompanying male thumped his boat with their flukes, Brocato started shooting from his rifle, killing the female—the first of many southern ...
Worried about getting stung by a jellyfish at the beach? Here's how to navigate the worst-case scenario.
Type 1 orcas consist of seven haplotypes and include herring-eating orcas of Norway and Iceland and mackerel-eating orcas of the North Sea, [36] as well as seal-eating orcas off Norway. [4] [37] Type 2 orcas consist of two haplotypes, [36] and mainly feed on baleen whales.
It's possible that this same parasite also caused the die-off in the 1980s, but scientists can’t be sure, Breitbart said. And they haven’t figured out a way to treat the diseased urchins.
Basal-cell cancer is a very common skin cancer. It is much more common in fair-skinned individuals with a family history of basal-cell cancer and increases in incidence closer to the equator or at higher altitude. It is very common among elderly people over the age of 80. [63]