Search results
Results from the WOW.Com Content Network
Many seabirds show remarkable site fidelity, returning to the same burrow, nest or site for many years, and they will defend that site from rivals with great vigour. [3] This increases breeding success, provides a place for returning mates to reunite, and reduces the costs of prospecting for a new site. [ 57 ]
They nest in burrows and often give eerie contact calls on their night-time visits. They lay a single white egg. They lay a single white egg. The chicks of some species, notably short-tailed and sooty shearwaters, are subject to harvesting from their nest burrows for food, a practice known as muttonbirding , in Australia and New Zealand.
Seabirds, along with some Australian and Southern African landbirds such as the southern ground hornbill [72] or white-winged chough, [73] have the longest chick-rearing stage of any bird on earth. [1] It is not unusual for many seabirds to spend 3–4 months raising their chicks until they are able to fledge and forage independently.
A flock of barnacle geese during autumn migration Examples of long-distance bird migration routes. Bird migration is a seasonal movement of birds between breeding and wintering grounds that occurs twice a year.
The Atlantic puffin (Fratercula arctica), also known as the common puffin, is a species of seabird in the auk family.It is the only puffin native to the Atlantic Ocean; two related species, the tufted puffin and the horned puffin being found in the northeastern Pacific.
Common tern Conservation status Least Concern (IUCN 3.1) Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Class: Aves Order: Charadriiformes Family: Laridae Genus: Sterna Species: S. hirundo Binomial name Sterna hirundo Linnaeus, 1758 Breeding Resident Non-breeding Passage Vagrant (seasonality uncertain) Synonyms Sterna fluviatilis (Naumann, 1839) Twisted head The ...
Late autumn storms may carry them south of their normal wintering areas, or into the North Sea, and can cause wrecks of these birds, along with other seabirds, at sea and occasionally on land. [ 18 ] [ 23 ] The British record count was made at the Farne Islands in Northumberland following strong northerly gales on 9–11 November 2007, with ...
A few species nest in small or dispersed groups, but most breed in colonies of up to a few hundred pairs, often alongside other seabirds such as gulls or skimmers. [5] Large tern species tend to form larger colonies, [ 18 ] which in the case of the sooty tern can contain up to two million pairs.