過捕

過捕（surplus kill）係獵食者有陣時會有嘅一種行為，指佢哋殺起獵物上嚟會零舍狼死，殺嘅數量多過佢哋需要食嘅數量。喺呢種情況下，佢哋通常會食走一啲殺咗嘅獵物，跟住儲起或者放棄淨低嘅肉。呢種行為喺浮游生物、豆娘若蟲、補食蟎、鼬、蜜獾、狼、虎鯨、赤狐、斑鬣狗、蜘蛛、棕熊、猞猁、貂、同家貓等獵食性動物上都觀察得到。

參考

• Jennifer L. Maupin and Susan Reichert, Superfluous killing in spiders.
• Joseph K. Gaydos, Stephen Raverty,Robin W. Baird, and Richard W. Osborne, SUSPECTED SURPLUS KILLING OF HARBOR SEAL PUPS (PHOCA VITULINA) BY KILLER WHALES (ORCINUS ORCA).
• William G. George and Timothy Kimmel, A Slaughter of Mice by Common Crows.
• Wildlife Online: Foxes-Surplus Killing, Why do foxes kill to excess....
• For Wolves: Ralph Maughan Wolf Report, Jackson Trio makes some surplus kills.
• High Country News, Zachary Smith, Wolf pack wiped out for ‘surplus killing’.
• Victor Van Ballenberghe, Technical Information on Wolf Ecology and Wolf/Prey Relationships.
• Ned Rozell, Far North Grizzlies Develop Taste for Muskoxen.
• Pierre-Yves Daoust, Andrew Boyne, Ted D’Eon, Surplus killing of Roseate Terns and Common Terns by a mink.