‘Swarming’ Behavior in Southeast Bats, Alaska Department of Fish …
Bat researcher Karen Blejwas has documented a behavior in the small, winged mammals that will not only help her hone in on their hard-to-find winter roosts, but it will also provide valuable insights into habitat selection, hibernation timing and emergence. It’s called swarming.
Good News for Alaska Bats, Alaska Department of Fish and Game
Bats mate in late summer, during a seasonal social gathering known as swarming. Lots of bats in an area (and this can be millions of bats in some places) gather near roosting sites that also serve as hibernacula.
Terrestrial openings are used by various species of bats for swarming and feeding activities. Temporal, gender, and life cycle differences in cave use relate to the elevation, temperature, variation of temperature, humidity, and size of the cave. Caves at lower elevations are used by Myotis spp. females and juveniles in late
Species Profile - Alaska Department of Fish and Game
Alaska has the largest population of bald eagles in the United States, about 30,000 birds. Bald eagles are often found along Alaska’s coast, offshore islands, and Interior lakes and rivers. Most bald eagles winter in southern Alaska but some leave the state during cold months.
Eagle Flight and Other Myths, Alaska Department of Fish and Game
An eagle swoops down to grab a fish. Eagles weigh 8 to 12 pounds and can carry about three or four pounds. ADF&G photo. Every few years a story makes the rounds about a bald eagle carrying off a dog or trying to snatch someone’s cat.
Boreal Forest in Alaska - Alaska Department of Fish and Game
This seasonal bounty attracts millions of migratory birds to the boreal forest. Waterfowl descend on the lakes, gorging on fish, aquatic plants, and insects. Forest birds such as warblers and thrushes swarm through the trees and thickets in search of …
ASK A WILDLIFE BIOLOGIST, Alaska Department of Fish and Game
Occasionally, swarms of bees including the queen will abandon beekeeping operations if conditions become too crowded. Those swarms of bees can produce honey in the wild, but cannot survive Alaska’s cold winter out in the elements, Sorensen said.
The Incredible Bat-detecting Dog, Alaska Department of Fish and …
Scent detection dogs are usually trained to pinpoint the source of an odor, such as scat or a carcass. This study presents a unique challenge because Jack had to learn to search not just for the source of the odor, the bat itself, but also for surfaces where …
Alaska Fish & Wildlife News September 2019 - Alaska Department …
“Host sampling” involves netting insects that are swarming around the moose, sweeping the air with a long-handled net. Moose flies (a specific type of insect) in particular target the hocks and back legs.
Russian River Falls - Alaska Department of Fish and Game
During late June, pools within the stairstep falls on the Russian River swarm with thousands of green-headed, red-bodied sockeye salmon. From two decks on the riverside cliffs, you can watch the salmon attempt to leap the falls to reach spawning grounds upstream.