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Fig. 1 | Frontiers in Zoology

Fig. 1

From: Love bites: male frogs (Plectrohyla, Hylidae) use teeth scratching to deliver sodefrin precursor-like factors to females during amplexus

Fig. 1

Plectrohyla sagorum traumatic mating. A Male P. sagorum pressing his lips on the female´s head during amplexus. Female skin before (B) and after (C) the male scratched over her head. White arrows are indicating some of the scratches. D Pointed teeth of the male, which are protruding through the swollen lips (E; pointed out by white arrows). Comparing the position of the males’ head in (A) and (B) emphasises the movement of his lips over the females’ dorsum

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