Mala bijela čaplja - Egretta garzetta - Little egret
Prelog, Međimurje
Kolovoz 2015.
Snimljeno /Recorded: 06. - 14.08.2015.
Obrada: 16.08.2015.
Zanimljivo je (u jednom dijelu filmića) kako čaplja vršak kljuna uranja u vodu i vibracijama nastoji privući ribu. Pritom čaplja mirno stoji u plitkoj vodi; tijelo je pognuto, a vrat ispružen. Obje čeljusti pomiču se u određenim inervalima, čime na površini vode stvaraju koncentrične krugove i odašilju vibracije koje privlače plijen. Ovaj način lova prisutan je i u drugih čaplji. Tako je nekim promatranjima vrlo slične američke vrste Egretta thula zaključeno da je učinkovitost lova ovakvim vabljenjem podjednaka učinkovitosti aktivnog lova (pri kojem čaplja vreba plijen, trči i polijeće za njim.)
Little egret (Egretta garzetta): bill-vibrating technique.
The Egret plunges tip of the bill under the water and attracts fish by rapidly opening and closing it. Those vibrations lure small fish. This is called bill-vibrating feeding behavior and in some observations it is noticed that that echnique was as successful as the more energetic types of feeding behavior.
Ostale ptice koje se pojavljuju u videu / Other bird species appeaaring in this video:
Riječni galeb / Black-headed gull (Chroicocephalus ridibundus)
Divlja patka / Mallard (Anas platyrhynchos)
Sjenica mošnjarka / Eurasian penduline tit (Remiz pendulinus)
Trstenjak cvrkutić / Eurasian reed warbler (Acrocephalus scirpaceus)
Galeb klaukavac / Yellow-legged gull (Larus michahellis)
Siva čaplja / Grey heron (Ardea cinerea)
Bijela čaplja / Great egret (Ardea alba)
Mala prutka / Common sandpiper (Actitis hypoleucos)
Bijela pastirica / White wagtail (Motacilla alba)
Krunata patka / Tufted duck (Aythya fuligula)
Vjetruša / Common kestrel (Falco tinnunculus)
Vodomar / Common kingfisher (Alcedo atthis)
Bregunica / Sand martin (Riparia riparia)
Lastavica / Barn swallow (Hirundo rustica)
Crvenokljuni labud / Mute swan (Cygnus olor)
Mala bijela čaplja
Egretta garzetta
Little egret
Видео Mala bijela čaplja - Egretta garzetta - Little egret канала Luka Hercigonja
Kolovoz 2015.
Snimljeno /Recorded: 06. - 14.08.2015.
Obrada: 16.08.2015.
Zanimljivo je (u jednom dijelu filmića) kako čaplja vršak kljuna uranja u vodu i vibracijama nastoji privući ribu. Pritom čaplja mirno stoji u plitkoj vodi; tijelo je pognuto, a vrat ispružen. Obje čeljusti pomiču se u određenim inervalima, čime na površini vode stvaraju koncentrične krugove i odašilju vibracije koje privlače plijen. Ovaj način lova prisutan je i u drugih čaplji. Tako je nekim promatranjima vrlo slične američke vrste Egretta thula zaključeno da je učinkovitost lova ovakvim vabljenjem podjednaka učinkovitosti aktivnog lova (pri kojem čaplja vreba plijen, trči i polijeće za njim.)
Little egret (Egretta garzetta): bill-vibrating technique.
The Egret plunges tip of the bill under the water and attracts fish by rapidly opening and closing it. Those vibrations lure small fish. This is called bill-vibrating feeding behavior and in some observations it is noticed that that echnique was as successful as the more energetic types of feeding behavior.
Ostale ptice koje se pojavljuju u videu / Other bird species appeaaring in this video:
Riječni galeb / Black-headed gull (Chroicocephalus ridibundus)
Divlja patka / Mallard (Anas platyrhynchos)
Sjenica mošnjarka / Eurasian penduline tit (Remiz pendulinus)
Trstenjak cvrkutić / Eurasian reed warbler (Acrocephalus scirpaceus)
Galeb klaukavac / Yellow-legged gull (Larus michahellis)
Siva čaplja / Grey heron (Ardea cinerea)
Bijela čaplja / Great egret (Ardea alba)
Mala prutka / Common sandpiper (Actitis hypoleucos)
Bijela pastirica / White wagtail (Motacilla alba)
Krunata patka / Tufted duck (Aythya fuligula)
Vjetruša / Common kestrel (Falco tinnunculus)
Vodomar / Common kingfisher (Alcedo atthis)
Bregunica / Sand martin (Riparia riparia)
Lastavica / Barn swallow (Hirundo rustica)
Crvenokljuni labud / Mute swan (Cygnus olor)
Mala bijela čaplja
Egretta garzetta
Little egret
Видео Mala bijela čaplja - Egretta garzetta - Little egret канала Luka Hercigonja
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