Eye of the Heron - Eye on Environment
2015年11月25日 · The Great Blue heron relies on stealth and lightning quick reactions to catch its dinner - along with amazing eyesight. Its eyesight is about three times more detailed than ours, and its binocular vision gives it very good …
Great Blue Heron - All About Birds
Whether poised at a river bend or cruising the coastline with slow, deep wingbeats, the Great Blue Heron is a majestic sight. This stately heron with its subtle blue-gray plumage often stands motionless as it scans for prey or …
Great Blue Heron Identification - All About Birds
Largest of the North American herons with long legs, a sinuous neck, and thick, daggerlike bill. Head, chest, and wing plumes give a shaggy appearance. In flight, the Great Blue Heron curls its neck into a tight “S” shape; its wings are broad …
Great blue heron - Wikipedia
The great blue heron is the largest heron native to North America. Among all extant herons, it is surpassed in size only by the goliath heron (Ardea goliath) and the white-bellied heron (Ardea insignis). It exhibits a minor degree of sexual dimorphism; males are slightly larger than females, but otherwise the sexes are not easily outwardly distinguishable. It has head-to-tail length of 91–137 cm (36–54 in), a wingspan of 167–201 cm (66–79 in), a height of 115–138 cm (45–54 i…
Wikipedia · CC-BY-SA 许可下的文字Great Blue Heron | Audubon Field Guide - National Audubon Society
Widespread and familiar (though often called 'crane'), the largest heron in North America. Often seen standing silently along inland rivers or lakeshores, or flying high overhead, with slow...
Great Blue Heron Bird Facts (Ardea herodias) | Birdfact
The Great Blue Heron is a stately wading bird with predominantly blue-gray plumage, long legs, and an S-shaped neck. Its head is white with a black eyebrow stripe extending to a plume, and it has a long, dagger-like yellow bill.
Great Blue Heron - American Bird Conservancy
Once a Great Blue Heron spots a meal, it strikes quickly, straightening its long, powerful neck and grabbing its quarry with its spear-like bill, then swallowing it whole. Excellent night vision allows this versatile wading bird to hunt in …
7 Fascinating Facts About Great Blue Herons - Birds …
2022年1月21日 · The great blue heron is the largest heron species in North America, standing about 4 feet tall. But even though they are large birds, they don’t weigh much (only 5 to 6 pounds), thanks to their light, hollow bones (a …
Great Blue Heron - eBird
Huge gray heron, no other similar species in range. Note large yellow-orange bill, short black plumes on head, and black and chestnut pattern on shoulder. Immatures are more brownish than adults, and have a dark crown. Fairly …
Great Blue Heron - National Geographic
Great blue herons are waders, typically seen along coastlines, in marshes, or near the shores of ponds or streams. They are expert fishers. Herons snare their aquatic prey by walking slowly, …
