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  2. Avian foraging - Wikipedia

    en.wikipedia.org/wiki/Avian_foraging

    Avian foraging refers to the range of activities and behaviours exhibited by birds in their quest for food. In addition to their unique body adaptations, birds have a range of described behaviours that differ from the foraging behaviours of other animal groups. According to the foraging habitat, birds may be grouped into foraging guilds ...

  3. Crop milk - Wikipedia

    en.wikipedia.org/wiki/Crop_milk

    Lactation in birds is controlled by prolactin, which is the same hormone that causes lactation in mammals. [6] [5] Crop milk is a holocrine secretion, unlike in mammals where milk is an apocrine secretion. [5] Crop milk contains both fat and protein, as with mammalian milk, but unlike mammalian milk, it contains no carbohydrates. [5]

  4. Bird feeding - Wikipedia

    en.wikipedia.org/wiki/Bird_feeding

    Large sums of money are spent by ardent bird feeders, who indulge their wild birds with a variety of bird foods and bird feeders. Over 55 million Americans over the age of 16 feed wild birds and spend more than $3 billion a year on bird food, and $800 million a year on bird feeders, bird baths, bird houses and other bird feeding accessories. [22]

  5. Human uses of birds - Wikipedia

    en.wikipedia.org/wiki/Human_uses_of_birds

    Human uses of birds have, for thousands of years, included both economic uses such as food, and symbolic uses such as art, music, and religion. In terms of economic uses, birds have been hunted for food since Palaeolithic times. They have been captured and bred as poultry to provide meat and eggs since at least the time of ancient Egypt.

  6. Bird food - Wikipedia

    en.wikipedia.org/wiki/Bird_food

    Bird food can vary depending upon dietary habits and beak shapes. Dietary habits refer to whether birds are naturally omnivores, carnivores, herbivores, insectivores or nectarivores. The shape of the beak, which correlates with dietary habits, is important in determining how a bird can crack the seed coat and obtain the meat of the seed. [2]

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    mail.aol.com

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  8. Great kiskadee - Wikipedia

    en.wikipedia.org/wiki/Great_kiskadee

    [23] [24] [25] It also visits feeding stations to eat bread, dog food, bananas and peanut butter/seed mixture. [26] Kiskadees like to hunt on their own or in pairs, and though they might be expected to make good use of prey flushed by but too large for the smaller birds of the understory, they do not seem to join mixed-species feeding flocks ...

  9. Peterson Field Guides - Wikipedia

    en.wikipedia.org/wiki/Peterson_Field_Guides

    PFG 1: A Field Guide to the Birds (1934), by Roger Tory Peterson . Second edition (1939): A Field Guide to the Birds Third edition (1947): A Field Guide to the Birds Fourth edition (1980): A Field Guide to the Birds: A Completely New Guide to All the Birds of Eastern and Central North America