10,000 Birds
OCTOBER 16, 2012
I had noted that if you took a quick look around you’d think there were a lot of birds and very few mammals. Of course, a lot of the mammals would be hiding. If cats displace ferrets, then that probably means that birds are getting hit harder than rodents, and among birds, adult birds are getting hit harder than eggs or hatchlings.
10,000 Birds
JULY 22, 2014
Dogs are similarly dispersed across size ranges, with Foxes, Coyotes, and Wolves taking prey across different parts of the size range. billion mammals annually. It is probably true that there is a near 100% overlap in the rodents and other small terrestrial animals, as well as ground bird eggs, eaten by Coyotes and feral Cats.
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10,000 Birds
JULY 21, 2011
The data here are from the site of Manaus: All animals: 200 Mammals: 8.4 This is also because mammals are large. Comparing mammals, birds, and reptiles, for instance, what is the distribution and range of sizes? The top histogram is mammals, the bottom one birds. Amphibian’s and Reptiles: 3.4 This is not a surprise.
10,000 Birds
DECEMBER 7, 2021
This may have been partly a leftover from the Victorian fascination with egg collecting (the infamous passion known as oology), but probably more from people’s burgeoning interest in the nests and eggs found in their gardens and fields, gateway artifacts to a newer hobby called birdwatching. The Harrison guides are out of print.
10,000 Birds
SEPTEMBER 6, 2016
The Achiever’s survey voyages took place from 2005 to 2008; the goal was to collect baseline data on sea mammals and marine birds. Fox relates her voyages according to the seasons, starting with her first survey in the spring. And, this was badly needed. ” There are amazing stories here.
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