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FACIAL HOLLOW [1 record]

Record 1 2017-04-26

English

Subject field(s)
  • Reptiles and Amphibians
CONT

The pit-viper section of the [Viperidae] family have heat-sensitive facial hollows between the eye and the nostril that allow the snake to pinpoint the location of the warm-blooded animal in pitch darkness.

French

Domaine(s)
  • Reptiles et amphibiens
CONT

Deux caractères permettent de distinguer les Crotalidés : ce sont d'une part une «fossette faciale» qu'ils possèdent entre l'œil et la narine et, d'autre part, leur maxillaire court, très mobile, pourvu simplement de crochets creusés d'un canal.

Spanish

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