Mawu Oyamba: Nkhani yodabwitsa ya mazira a nkhaka

Ngati munayamba mwamvapo kuyitana kwa mbalame ya cuckoo, mwina mumadziwa phokoso lawo lapadera komanso lodziwika bwino. Koma kodi mumadziwa kuti nkhaka zili ndi njira yosangalatsa yobereka? M’malo momanga zisa zawozawo ndi kuikira mazira awoawo, amaikira mazira m’zisa za mitundu ina ya mbalame. Koma chodabwitsa kwambiri n’chakuti nkhaka zili ndi njira yochotsera mazira a mbalamezi. Kodi amachita bwanji zimenezi? Tiyeni tifufuze!

Chinsinsi chakukana dzira: Khalidwe lachilengedwe

Kukana dzira ndi khalidwe lachilengedwe la mitundu yambiri ya mbalame, koma nkhaka zimatengera mtundu wina watsopano. Mbalame yaikazi imayang'anitsitsa chisa cha mbalameyo ndipo imadikirira nthawi yoyenera kuti iikire dzira lake. Akamaliza, amachoka msanga pamalopo n’kusiya mbalame imene ikubwerayo kuti ikaimire dziralo. Koma anapiye a cuckoo asanayambe kuswa, amayenera kuwonetsetsa kuti ndi okhawo omwe ali pachisa. Ndipamene khalidwe lokana dzira limabwera.

Kumvetsetsa njira yoyikira dzira ya cuckoo

Makaka ali ndi kuthekera kodabwitsa kuzindikira mazira awo. Amagwiritsa ntchito njira yotchedwa mimicry kuikira mazira omwe amafanana kwambiri ndi mbalame zomwe zimadya. Izi zimapangitsa kuti dzira la cuckoo likhale losavuta kusakanikirana ndikupewa kudziwika. Dzira la nkhaka likakhala m’chisa, mbalame yobwera nayo nthawi zambiri imakakamira pambali pa mazira awo. Koma anapiyewo amaswa msanga n’kumafuna chakudya chochuluka, zomwe zimaika ana a mbalameyo pachiswe. Ichi ndichifukwa chake mbalame yomwe imakhala nayo nthawi zambiri imachotsa mazira mu chisa, ndikusiya anapiye a cuckoo okha kuti adyetse.