America Breeding Eggs Raised 
10,000 Birds
JUNE 1, 2021
If you remember that the first edition of Sibley was published with “National Audubon Society” on the cover, raise your hand. And now we have the third iteration in Audubon’s guide book history: National Audubon Society Birds of North America. Plate 28 from Audubon Bird Guide, Eastern Land Birds, by Richard H.
10,000 Birds
MARCH 21, 2024
Being a westerner — raised in California, and now living in western Mexico — I was perhaps most excited about the migratory birds that breed in eastern North America. And then there was a Green Heron , not only showing us its nest, but also an egg. Then, around 4:00 p.m., And yet, there it was.
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10,000 Birds
SEPTEMBER 25, 2014
Male Phalaropes, Jacanas, Tinamous, and Rheas build nests, incubate the eggs and take care of the chicks. Perhaps the most complicated and bizarre mating system is that of the Rheas of South America. They live in flocks in the open country shrubland of Southern South America. Some of the eggs will be lost to the elements.
10,000 Birds
JUNE 3, 2020
But when raised, they seem to have a sort of weird cape. In other words, they never raise their own young. Instead, they lay their eggs in other species’ nests, and let those nest-making birds (often significantly smaller than the cowbirds) raise their young. So that is a negative mark on both their records.
10,000 Birds
JULY 18, 2012
Wood Duck ( Aix sponsa ) Female Incubating Eggs in a Nest Box “Many species of cavity-nesting birds have declined because of habitat reduction. This is the female incubating eggs in the nest box… and a couple of weeks later… then, at the ripe old age of 17 days, what’s going on out here?
10,000 Birds
JULY 21, 2022
Europe has one species (Eurasian Spoonbill), the Americas have one (Roseate Spoonbill), Australia two (Royal and Yellow-billed Spoonbill), and Asia has two as well (Eurasian and Black-faced Spoonbill). Studies on improving ostrich egg hatchability. Also, I learned that in the US , ostrich eggs are priced at $40-$75.
10,000 Birds
APRIL 27, 2012
Many of the most peculiar aspects of birds are involved with mating, whether it’s for attracting mates, defending nests against predators, or raising chicks. One of the more interesting aspects (in my opinion) of breeding in birds is their mating strategy. of all bird species, is polyandry. 1996, Nakamura 1998). 1996, Nakamura 1998).
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