Phylloscopus trochilus (Willow Warbler)
Originator: Frode Falkenberg
Systematics :
Kingdom: Animals (Animalia)
Phylum: Chordata
Subphylum: Vertebrata
Class: Birds (Aves)
Order: Passerines (Passeriformes)
Family: Phylloscopidae
Genus: Phylloscopus
Species: Willow Warbler (Phylloscopus trochilus)
Other names: lauvsanger
Norwegian name: Løvsanger
Confusion species: Chiffchaff (Phylloscopus collybita)