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A rookery is a colony breeding rooks, and more broadly a colony of several types of breeding animals, generally gregarious [1] birds. [ 2 ] Coming from the nesting habits of rooks, the term is used for corvids and the breeding grounds [ 3 ] of colony-forming seabirds , marine mammals ( true seals or sea lions ), and even some turtles .
The largest elephant seal rookery on the West Coast is located about a mile south of the lighthouse along California Highway One. [10] A few animals began using the rookery in 1990. [11] [12] A large parking area and boardwalk offer easy access to view the elephant seals.
Piedreas Blancas is an important elephant seal rookery. Friends of the Elephant Seal is a non-profit organization dedicated to educating people about elephant seals and other marine life. California's marine protected areas encourage recreational and educational uses of the ocean. [7]
In a wildlife camera set up last year near the seal rookery at MacKerricher State Park, ecologist Frankie Gerraty captured a coyote decapitating its prey, confirming many researchers' hypotheses ...
The commercial fur trade was accelerated in 1786, when Gavriil Pribylov discovered St. George Island, a key rookery of the seals. An estimated 2.5 million seals were killed from 1786 to 1867. This trade led to a decline in fur seal numbers. Restrictions were first placed on fur seal harvest on the Pribilof Islands by the Russians in 1834.
Hawaiian monk seals grow to be 6-7 feet long, weigh 400-600 pounds, and can live more than 30 years. Males and females are generally the same size — the only way to tell them apart is to look at ...
Nesting colonies are very common among seabirds on cliffs and islands. Nearly 95% of seabirds are colonial, [3] leading to the usage, seabird colony, sometimes called a rookery. Many species of terns nest in colonies on the ground. Herons, egrets, storks, and other large waterfowl also nest communally in what are called heronries.
A fur seal at Living Coasts, sunbathing on a rock A fur seal rookery with thousands of seals Subantarctic fur seal pups swimming in the ocean. Typically, fur seals gather during the summer in large rookeries at specific beaches or rocky outcrops to give birth and breed.