Chozizwitsa chodabwitsa komanso chosawoneka chokhacho ndiye membala yekhayo m'banja lodabwitsa ili la mbalame. Nightjar imawulukira kumalo obisalira kuyambira kumapeto kwa Epulo, koma nthawi zambiri mu Meyi, chizindikiro choyamba chobwerera ndikumayimba nyimbo, komwe amuna amayimba panthambi zake.
Momwe nightjar imayimbira
Nyimbo iliyonse imakhala yayitali mphindi zingapo, ndi ma trill angapo ofupikira koma othamanga omwe amakhala pafupifupi theka lachiwiri. Mbalameyi imatulutsa timizereti timeneti tikamapuma. Izi zikufotokozera momwe amayimbira kwanthawi yayitali osayima. Mabanja awiriwa amakhala ndi zolemba pafupifupi 1900 pamphindi, ndipo owonera mbalame amatha kusiyanitsa mbalame iliyonse posanthula kuchuluka kwa ma trill komanso kutalika kwa mawuwo.
Tikukupemphani kuti mumvere mawu a mlombwa
Zomwe ma nightjar zimadya m'chilengedwe
Tizilombo, makamaka njenjete ndi kafadala, ndiwo ambiri omwe amadya usiku, motero mtunduwu umadyetsa m'mawa ndi madzulo, pomwe tizilombo timagwira ntchito kwambiri. Zovala zausiku ndizofanana ndi mphamba, ndipo monga mbalame zodya nyama, zimatha kutembenukira mlengalenga ndikutsika.
Mikondo yamausiku ili ndi njira ziwiri zikuluzikulu zodyetsera:
- "Kukwawa", mbalameyo ikamauluka uku ndi uku, imagwira tizilombo tomwe timadutsa panjira;
- "Attack", mbalameyo imakhala pachitsamba ndikudikirira gulugufe kapena kachilomboka kuti kudutsenso.
Zovala zausiku zimakhala ndi zikulu zazikulu modabwitsa pamilomo yawo, pomwe "mapiko" olimba - pafupifupi nthenga zopanda nthenga - amakula mozungulira zomwe zimathandiza mbalame kuti zigwire bwino nyama yawo.
Momwe ma nightjar amawonera, mawonekedwe a masomphenya
Mbalame zonse zimakhala ndi maso akuthwa, maso akulu amakhala pambali pa mutu, zomwe zimapereka mawonekedwe abwino. Mulibe tinthu tating'onoting'ono pa diso, chifukwa mbalame sizifuna mtundu wowonera ndipo m'malo mwake zimakhala ndi ndodo zosunthika. Kakhungu kameneka kuseli kwa diso, kotchedwa tapetum, kamaonetsa kuunika kumene ndodozo zadutsa m'diso, zomwe zimachititsa maso a usikujar kuzindikira kwambiri. Ndi chingwe ichi chomwe chimapangitsa maso a mbalameyo kuwala pounikira kwapangidwe.
Masewera akulumikiza ma jagi ausiku
Pakunyamula, yamphongo imawuluka ngati "yowukira", ndikusinthana pang'onopang'ono kwamapiko ndikuwombera mapiko nthawi zina, ikuyenda ndi mapiko okweza ndi mchira pansi. Pamwambowu, mawanga oyera amawoneka bwino pafupi ndi nsonga za mapiko komanso pansi pa mchira wamphongo. Ngati mwezi uli wathunthu koyambirira kwa Juni, ndiye kuti ziboda zoyipa zimayandikira pafupi ndi deti lomwelo. Izi zimatsimikizira kuti pakadzakwana mwezi wathunthu, mikhalidwe ndiyabwino kwambiri kupezera tizilombo kuti tidyetse ana.
Kaya ma usiku akuopsezedwa kuti atha
Chiwerengero cha ma jala usiku chimayerekezedwa ndi 930,000-2,100,000, koma manambala ndi ziwerengero zikuchepa, makamaka kumpoto chakumadzulo ndi kumpoto kwa Europe. Kutsika kwa malo owonongeka ndi kuchuluka kwa tizilombo mwina ndi zifukwa zakusowa kwa zitsime zoopsa zochokera kumadera ena, koma anthu akuchulukirachulukira.
Momwe mungapezere nightjar m'malo ake
Madera otsetsereka otsetsereka ndi madera omwe angokhalidwa kumene ali malo okondeka a mtundu uwu. Ma Nightjar nthawi zambiri amakhala otentha dzuwa litalowa, amayimba kwa ola limodzi dzuwa litalowa komanso kachiwiri dzuwa lisanatuluke. Amatha kumveka pamtunda wosachepera 200 mita, ndipo nthawi zina mpaka kilomita. Usiku wotentha ndi wouma ndi nthawi yabwino kumvetsera nyimbo ya usiku.
Nthawi zambiri mbalame zimabwera kudzayendera mlendo. Zipsepse zofewa zomwe zimafanana ndi mapiko amakoka zimakopa timitsuko ta usiku, koma njira yopambana kwambiri ndikutambasula mpango mpango woyera kutalika kwa mkono. Kusunthaku kumatsanzira mapiko oyera amphongo ndipo kumakopa mbalameyo. Musagwiritse ntchito zojambulidwa ndi zimbudzi zoyimba, chifukwa izi zimasokoneza kubereka kwawo.
