Porphyrins are macrocyclic tetrapyrrole derivatives that are widely distributed in nature. They
are often complexed with a metal ion located in the center of the ring system and may be …

Abstract The iconic moa (Aves: Dinornithiformes) from New Zealand continue to attract much
scientific scrutiny, as they have done since their discovery in the 1840s. Here, we review …

Incubating new ideas about avian reproduction/SJ Reynolds & DC Deeming--The fossil
record and evolution of avian egg nesting and incubation/DC Deeming--Nest construction …

Birds are the only living amniotes with coloured eggs,,–, which have long been considered
to be an avian innovation,. A recent study has demonstrated the presence of both red-brown …

Ultraviolet (UV) light-transmitted signals play a major role in avian foraging and
communication, subserving functional roles in feeding, mate choice, egg recognition, and …

The colourful appearance of bird eggshells has long fascinated biologists and considerable
research effort has focused on the structure and biochemistry of the avian eggshell matrix …

Oocyan or blue/green eggshell colour is an autosomal dominant trait found in native
chickens (Mapuche fowl) of Chile and in some of their descendants in European and North …

The earliest avian eggshells probably lacked pigmentation but, in part to help protect the
eggs from predators, many species of bird have evolved a diverse range of coloured shell …

Preserved melanin pigments have been discovered in fossilised integumentary appendages
of several amniote lineages (fishes, frogs, snakes, marine reptiles, non‐avialan dinosaurs …

Avian brood parasites lay their eggs in other birds' nests and impose considerable fitness
costs on their hosts. Historically and scientifically, the best studied example of circumventing …