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Humboldt Bay Jetty Displays the Black Turnstone

10,000 Birds

You can see the list of the more than 270 bird species observed throughout the year at the marsh, along with their frequency and time of year seen here. Among the several species we did see on the jetty however, is the Black Turnston e ( Arenaria melanocephala ). Click on photos for full sized images.

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Acorn Woodpeckers: The Clowns of the Avian World

10,000 Birds

Both the male and female of the species have a bright red crown. Most Acorn Woodpeckers are cooperative breeders and live in family groups of up to a dozen or more individuals. Within a group, 1–7 male co-breeders compete for matings with 1–3 joint-nesting females who lay their eggs in the same nest cavity.

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Polygynandry and avian swingers

10,000 Birds

Dawn Fine Mar 15th, 2011 at 3:50 pm NO Comment YourBirdOasis.com Mar 15th, 2011 at 10:07 pm Yeah, polygynandry is really weird…what other species have this breeding system? Davies et al. 1995 The polygynandrous mating system of the alpine accentor, Prunella collaris. Ecological causes and reproductive conflicts. You disgust me.

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Bushtits Have Begun Building Their Nests

10,000 Birds

The male and female of the species look very similar but they are easy to tell apart. Probably one of the most interesting things about these little birds is that they are cooperative breeders. It is camouflaged with local plant material, usually of the tree species the nest is built within.

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What is the State Bird of Connecticut?

10,000 Birds

The American Robin is the largest of the North American thrushes, and are the root source of the “early bird gets the worm” quote, which references their proclivity for yanking worms out of the ground. Still, this leaves them more vulnerable to pesticides compared to many other species.

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Laughing at you, not with you

10,000 Birds

Not bad given that the 5 families in the inner circle of the laughingthrush family have a combined number of about 68 species. The Hainan version is sometimes considered a separate species, in which case it is classified as Near Threatened. 36, if my counting is right and there has been no very recent split or lump.

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Birding Hongbenghe, Yunnan (Part 1)

10,000 Birds

Given that according to the HBW, the species prefers dense primary and secondary montane forests, the note that the bird also forages among kitchen waste (in the same HBW entry) seems somewhat incongruous. Fish & Wildlife Service has a web page for this species – but it contains absolutely no information.

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