Snake Identifier
Rhombic Egg-eater (Dasypeltis scabra)
2009-02-26Dasypeltis scabra195 by Wildfeuer, via Wikimedia Commons, licensed under CC BY-SA 3.0
Colubrids

Rhombic Egg-eater

Dasypeltis scabra

A patterned southern African egg-eating snake, closely related to (and often considered the same species complex as) the common egg-eater, marked by bold diamond-shaped dorsal blotches.

Adult length
0.5-0.9 m (1.6-3 ft)
Range
Southern and eastern Africa

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Overview

The rhombic egg-eater is a specialized African colubrid closely associated with the common egg-eater species complex, recognized by its bold, diamond- or rhombus-shaped dorsal markings. Like its relatives, it has evolved a diet consisting entirely of bird eggs.

How to identify it

  • Tan, gray, or brownish base color with a series of dark, diamond- or rhombus-shaped blotches running down the back
  • Slender to moderately stout body with keeled scales
  • Small head with no visible teeth and a blunt snout
  • Round pupils
  • Adults typically 50-90 cm long

The distinctly rhombic (diamond-shaped) blotch pattern is the primary distinguishing feature from other egg-eater forms, though patterning can vary regionally.

Habitat & range

Found in savanna, grassland, and scrubland habitats across southern and eastern Africa, often in areas with abundant bird nesting sites, including farmland and suburban gardens.

Behavior, diet & reproduction

Nocturnal and reliant on scent to locate bird nests. Swallows eggs whole and uses specialized vertebral projections to crack the shell internally before regurgitating the crushed remains. Exhibits viper-mimicking displays, including coiling, hissing, and rubbing its rough scales together. Reproduction is oviparous, with clutches typically containing 6-25 eggs.

Frequently asked questions

How is the rhombic egg-eater different from the common egg-eater?

They are closely related, with the rhombic form distinguished mainly by its bold, diamond-shaped dorsal blotches.

What is unique about the rhombic egg-eater's diet?

It eats only bird eggs, swallowing them whole and cracking the shells internally with specialized vertebrae.

Where is the rhombic egg-eater found?

It occurs across southern and eastern Africa in savanna and grassland habitats.