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Birds of North America is a comprehensive encyclopedia of bird species in the United States and Canada, with substantial articles about each species.It was first published as a series of 716 printed booklets, prepared by 863 authors, and made available as the booklets were completed from 1992 through 2003. [1]
Birds of North America is an American documentary web series produced by Topic and distributed by YouTube. It was directed by Rob Meyer and hosted by naturalist and birdwatcher Jason Ward . [ 1 ] [ 2 ] The series, which regularly featured Jason's brother Jeffrey, [ 3 ] was first announced on March 8, 2019, [ 4 ] and the first episode aired on ...
A honey bee collecting nectar from an apricot flower.. The nectar resource in a given area depends on the kinds of flowering plants present and their blooming periods. Which kinds grow in an area depends on soil texture, soil pH, soil drainage, daily maximum and minimum temperatures, precipitation, extreme minimum winter temperature, and growing degre
Orconectes virilis (virile crayfish) native to North America, but now widespread outside its normal habitat; Pacifastacus leniusculus (signal crayfish) into California from elsewhere in North America; Procambarus clarkii (red swamp crawfish) now widespread in North America, from its native range in the Gulf of Mexico basin
All of the plants Lewis collected in the first months of the Expedition were cached near the Missouri River to be retrieved on the return journey. The cache was completely destroyed by Missouri flood waters. Other collections were lost in varying ways, and we now have only 237 plants Lewis collected, 226 of which are in the Philadelphia ...
The hemisphere’s most unusual rescue mission is unfolding in Hawaii. Long the world’s capital of extinction, the state has already lost more than two-thirds of its 140 native bird species ...
Western Grebe nests are made of plant debris and sodden materials, and the nest-building begins roughly around late April through June. The construction is done by both sexes and is continued on throughout laying and incubation. [11] This species of waterbirds is widespread in western North America, so there is no specific place of abundance.
An invasive species to New Zealand, lindavia most likely made its way there from North America, possibly via fishing gear, speculates Phil Novis, a senior research scientist specializing in algae ...