morphology

Amar-Singh HSS
on 8th January 2025

The juvenile Long-billed Spiderhunter Arachnothera robusta is inadequately described. Cheke, et al (2001) state that descriptions are “unknown”. Wells (2007) states that juveniles are “inadequately described” and suggests that the juvenile is “expected to […]

LW Teo
on 14th November 2021

Thong Chow Ngian made an interesting point-by-point morphological comparison of juvenile and mature Crested Serpent eagles (Spilornis cheela). Below is his photographic records of the species and the description of […]

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