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Peterson Field Guide to North American Bird Nests: A Field Guide Review

10,000 Birds

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. Baicich and Colin J.

Eggs 239
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The Endangered Andean Flamingo

10,000 Birds

Egg harvesting to sell as food was intensive then, with thousands taken annually from the breeding colonies in Chile. Egg collection for local consumption still continues at lower scale. Conservation organizations such as the Flamingo Specialist Group is actively trying to inform the public on the vulnerability of flamingos.

Chile 155
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The Falcon Thief: A Book Review

10,000 Birds

The proprietor of our ecolodge guides my small group of birders up a steep slope where we see, just at the point where a scope view deteriorates into pixels, a huge bird—a Chaco Eagle, also known as a Crowned Eagle—on a huge nest. We start with Lendrum being arrested in 2010 at the Birmingham (U.K.) September 2017, Cerrado, Brazil.

Falcons 219
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Searching for the Elusive and Less-Colorful: The Sinaloa Martin

10,000 Birds

The non-breeding distribution is virtually unknown, although they are suspected to winter in northern South America (Howell and Web 1995). Clutch size, incubation period, time to fledge, and eggs are all undescribed. Until recently the vocalizations of Sinaloa Martin were unknown and known breeding sites are few and far between.

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Critically Endangered: Sociable Lapwing

10,000 Birds

Gujarat, December 2010. Sociable Lapwings breed in several areas along the Kazakhstani – Russian border and overwinter in Iraq, Sudan and northwest India. Back to Gipsy and toward a distant group of farmers working their fields. Target for today: critically endangered Sociable Lapwing ( Vanellus gregarius ).

India 249
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An unusual auk baby

10,000 Birds

Seabirds are one group of birds that go for the latter strategy. A few families have a small number of eggs in the clutches, like gulls or cormorants. Others, like the petrels and some of the auks, will lay a single egg per breeding attempt. They are cavity nesters, breeding in natural cavities or holes dug into the soil.

Eggs 165
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Polyandry and Polygynandry on the Tundra

10,000 Birds

One of the more interesting aspects (in my opinion) of breeding in birds is their mating strategy. In this system, females mate and lay eggs with multiple males over the course of a breeding season, leaving males to incubate the eggs and raise the chicks. of all bird species, is polyandry. 1996, Nakamura 1998).

2002 169