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A small Heligoland trap on Hilbre Island, Wirral, England. A Heligoland trap (or funnel trap) is a large, building-sized, funnel-shaped, rigid structure of wire mesh or netting used to trap birds, so that they can be banded or otherwise studied by ornithologists.
Traps can vary in their design to capture individual birds or large flocks and are adapted according to the habitat and behaviour of the birds. Trapping is regulated in most countries and needs to be operated by trained research personnel and failure to follow precautions can lead to injury or death of birds.
Bal-chatri (/bɑːl tʃʌθri/) are traps designed to catch birds of prey (raptors). The trap essentially consists of a cage baited inside with a conspicuously visible live rodent or small bird, with a series of monofilament nooses attached to the surface to snare the legs of a free-flying raptor that attempts to take the bait. [2]
An arapuca (Brazilian Portuguese pronunciation: [a.ɾaˈpu.kɐ]) or aripuca is a handcrafted trap used by the Guaraní to catch birds, monkeys and other small animals. [ 1 ] [ 2 ] [ 3 ] Its height is usually less than a meter, but there is a giant, 17-meter-tall reproduction of one of these traps in the touristic complex of La Aripuca , in the ...
Rocket nets and cannon nets are types of animal traps used to trap many live animals, usually birds, but they also have been used to catch large animals such as various species of deer. Rocket nets, cannon nets, and other net launching devices are built upon similar principles have been used since the 1950s (Dill and Thornsberry 1950, Hawkins ...
You can make a homemade fruit fly trap without apple cider vinegar. Granted, apple cider vinegar is the go-to fruit fly lure for Country Living editors, as well as the expert sources we referenced.
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A so-called "cathedral" mound produced by a termite colony. Structures built by non-human animals, often called animal architecture, [1] are common in many species. Examples of animal structures include termite mounds, ant hills, wasp and beehives, burrow complexes, beaver dams, elaborate nests of birds, and webs of spiders.