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The American robin rejects cowbird eggs, so brood parasitism by the brown-headed cowbird is rare, and the parasite's chick does not often survive to fledging. [41] In a study of 105 juvenile robins, 77.1% were infected with endoparasites, Syngamus sp. being the most commonly encountered, in 57.1% of the birds. [42]
The larger American robin (Turdus migratorius) is a much larger bird named from its similar colouration to the European robin, but the two birds are not closely related, with the American robin instead belonging to the same genus as the common blackbird (T. merula), a species which occupies much of the same range as the European robin. The ...
The South Island robin is a small passerine, 10–18 cm in length and weighing around 35 g. North Island robins do resemble both females and juveniles of the South Island robins, as well as all the Stewart Island robins, which can sometimes make it difficult to distinguish between the three.
1e Other mammals: Bali cattle (Bos javanicus domesticus) Banteng (Bos javanicus) [41] 3500 BCE [41] Bali, Indonesia: meat, milk, horns, dung, working, plowing, draft, show Slight physical changes Common in captivity, endangered in the wild 1b Bovidae: Domestic silkmoth (Bombyx mori) Wild silkmoth (Bombyx mandarina) 3000 BCE China: silk, animal ...
Erithacus (Latin: erithacus; Ancient Greek: ἐρίθακος, romanized: eríthakos, lit. 'robin' (erithacos) [1]) is a genus of passerine bird that contains a single extant species, the European robin (Erithacus rubecula).
Experiments on European robins, which are migratory, suggest their magnetic sense makes use of the quantum radical pair mechanism. Magnetoreception is a sense which allows an organism to detect the Earth's magnetic field. Animals with this sense include some arthropods, molluscs, and vertebrates (fish
5. Bird with a Partner . While birding can be a solitary pursuit, “Most people benefit from going out with a partner,” says Dr. Webster. “It's like tennis.
Illustration of the black robin, the Chatham fernbird, and Lyall's wren, extinct birds from its region, by John Gerrard Keulemans. The black robin is a small, sparrow-sized bird measuring 10–15 centimetres (3.9–5.9 in). Its plumage is almost entirely brownish-black, with a black bill and brownish-black yellow-soled feet.