Sentences with phrase «hoary bat»
The phrase "hoary bat" refers to a type of bat that has grayish-white or grayish-brown fur, which makes it look old or aged. Full definition
«Discovery of extinct bat doubles diversity of native Hawaiian land mammals: Newly named Hawaiian bat lived alongside hoary bat for thousands of years before humans arrived.»
sciencedaily.com
The study, led by Amy Russell, associate professor of biology at Grand Valley, reveals that the Hawaiian hoary bat migrated to the islands from the Pacific coast of North America in two separate waves more than 9,000 years apart.
Researchers with the U.S. Forest Service's Pacific Southwest Research Station have documented the rare hibernation habits of hoary bats.
To collect their data, the research team used bits of wing tissue and DNA sequencing and analytical tools to estimate the time and place of origin for the Hawaiin hoary bat.
«Origins of the Hawaiian hoary bat revealed.»
«Because the Hawaiian hoary bat is the only living native land mammal in Hawaii and it's on the U.S. Fish and Wildlife Service's endangered species list, we want to know everything possible about its genetic history, relationships to other bats and if there are unique subpopulations on different Hawaiian islands,» Russell said.
Smaller than the hoary bat, Synemporion keana first appeared in the fossil record on the islands around 320,000 years ago and survived until at least 1,100 years ago — possibly much later.
«Besides the animals that humans have introduced to the islands, like rats and pigs, the only mammals that we've known to be native to Hawaii are a monk seal, which is primarily aquatic, and the hoary bat.
The Hawaiian Islands have long been thought to support just one endemic land mammal in the archipelago's brief geologic history, the Hawaiian hoary bat.
But new fossil evidence indicates that a second, very different species of bat lived alongside the hoary bat for thousands of years before going extinct shortly after humans arrived on the islands.
Migrating bats such as the hoary bat, which can travel from as far as northern Canada to Argentina and Chile, make up most of those fatalities because they often navigate through areas dotted with wind farms.
Sophia is a hairy - tailed bat, known as a hoary bat for her silver - tipped brown fur.
Three migratory tree - roosting species seem to be particularly vulnerable: the hoary bat (Lasiurus cinereus), Eastern red bat (Lasiurus borealis), and silver - haired bat (Lasionycteris noctivagans).
For example, the hoary bat population could decline by as much as 90 % in the next 50 years if the initial population size is near 2.5 million bats and annual population growth rate is similar to rates estimated for other bat species (λ = 1.01).
If the expansion of wind turbines continues at its current pace, the hoary bat population is projected to be reduced by 90 % (Frick et al., 2017) within the next 50 years.
We investigated whether fatalities at wind turbines could impact population viability of migratory bats, focusing on the hoary bat (Lasiurus cinereus), the species most frequently killed by turbines in North America.
Scientists estimate that 90 % of the hoary bat population could be lost to turbines in the next 50 years.