Cattle egret - Wikipedia
Items 1 - 51 Typical feeding behavior of Cattle Egrets in grassland. Generally forages in close association with grazing cattle or other livestock (Figure 2), but may glean elsewhere, especially around . In-depth behavioral studies and analyses of this relationship are available. .. Cattle Egrets feeding on refuse tip. Cattle egrets follow grazing cows and eat the flies and bugs that tend to Commensalism is a type of relationship where one species benefits. The cattle egret (Bulbulcus ibis) belongs to the large Ciconiiformes order of birds frequently associate with cattle and have a mutually beneficial relationship. of grazing cows feeding on many forms of insect life that often parasitize cattle. Harper and Row's Complete Guide to North American Wildlife – Eastern Edition.
Cattle Egrets are one of the most amazing birds you are ever likely to see, especially in North Carolina. Seventy years ago no one had ever seen Cattle Egrets in North America; now their population may exceed all other herons and egrets combined. Originating in Africa, Cattle Egrets have been steadily expanding their range. They are like the old British Empire, determined to conquer the world.
But unlike the Brits, these birds are actually welcomed when they arrive and they want nothing to do with tea. In the late s a handful of thrill seeking egrets somehow flew from Africa, across 4, miles of the Atlantic Ocean, to South America.BTO Bird ID - Cattle Egret
Whatever the reason, they apparently liked what they found because they not only stayed, but they thrived and slowly spread throughout much of the continent. When they finished exploring South America, these egrets once again became restless and inset their sights on North America.
Usually when a foreign species invades a new ecosystem they become an annoyance i. For the most part, they play nice and have gotten along with the locals. Part of the reason why they have caused so few problems is their diet. As their name implies, Cattle Egrets are fond of cattle.
Cattle Egrets eat bugs. And if there are no cattle to be found, the birds will look for something else to stir things up. They are just as happy to follow a plow, tractor or even homeowners mowing their lawns. They are also big fans of brush fires.
The birds feast on insects scurrying to escape the flames. Smoke from a fire will attract egrets from all over. Cattle Egrets have no doubt benefited from our clear-cutting ways and our lust for more grazing and farmland. They bred in Britain again infollowing an influx in the previous winter, and may become established there. Sincethe cattle egret has been permanently resident in Israel. Prior toit was only a winter visitor.
Originally adapted to a commensal relationship with large grazing and browsing animals, it was easily able to switch to domesticated cattle and horses. As the keeping of livestock spread throughout the world, the cattle egret was able to occupy otherwise empty niches.
EGRETS AND THE CATTLE by Khepera Lartey on Prezi
The species was introduced to Hawaii inand to the Chagos Archipelago in Successful releases were also made in the Seychelles and Rodriguesbut attempts to introduce the species to Mauritius failed. Numerous birds were also released by Whipsnade Zoo in England, but the species was never established.
In the Northern Hemisphere, migration is from cooler climes to warmer areas, but cattle egrets nesting in Australia migrate to cooler Tasmania and New Zealand in the winter and return in the spring. They move north from Kerala after September.