Genus: Ardea
Systematics :
| Kingdom | Animals (Animalia) | |||||||
| Phylum | Ryggstrengdyr (Chordata) | |||||||
| Subphylum | Virveldyr (Vertebrata) | |||||||
| Klasse | Birds (Aves) | |||||||
| Order | Pelikan- og hegrefugler (Pelecaniformes) | |||||||
| Family | Hegrefamilien (Ardeidae) | |||||||
| Genus | Ardea | |||||||
| Species | Great White Egret (Ardea alba) | |||||||
| Species | Grey Heron (Ardea cinerea) | |||||||
| Species | Purple Heron (Ardea purpurea) | |||||||
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