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Content with tag white stork .

Different frontal colourations in storks (Ciconiidae) reveals short-range visual cues for species recognition

The Ciconiidae family includes 19 extant species distributed in all over the world. While all species are similar in morphotype, with dominant black or white plumage colouration, storks may also...

New publication: Age and origin make the difference

Populations of trophic generalists may include specialised individuals. Optimal foraging theory states that individuals should feed on those resources most valuable to them. This, however, may vary.