Scaly Ground-Roller vs Long-tailed Ground-Roller

In short

The tail length is the most reliable field mark: the Long-tailed Ground-Roller has a notably longer tail compared to the Scaly Ground-Roller. Both species are endemic to Madagascar and belong to the same family, but they occupy different habitats and have distinct behaviors.

Identification tips

1. Tail length: Look for the long tail of the Long-tailed Ground-Roller. 2. Habitat: Note the environment; dry forests suggest Long-tailed, while dense forests suggest Scaly. 3. Behavior: Observe if the bird is running in the open (Long-tailed) or staying hidden (Scaly). 4. Plumage: Check for the scaly pattern on the Scaly Ground-Roller.

Size

The Long-tailed Ground-Roller is generally larger due to its elongated tail, while the Scaly Ground-Roller is more compact.

Plumage

Both species have intricate plumage patterns, but the Scaly Ground-Roller displays a more uniform scaly pattern across its body, whereas the Long-tailed Ground-Roller has a more pronounced contrast with its long tail and distinctive markings.

Behaviour

The Long-tailed Ground-Roller is more likely to be seen running on the ground with its long tail trailing, while the Scaly Ground-Roller tends to be more secretive and less often observed in open areas.

Habitat

The Scaly Ground-Roller is typically found in dense, humid forests, whereas the Long-tailed Ground-Roller prefers dry, spiny forests and scrublands.

Voice

Vocalizations are not the most reliable differentiator in the field, but the Long-tailed Ground-Roller is known for its distinctive, repetitive calls, which differ from the more varied and less frequent calls of the Scaly Ground-Roller.