Around 10% of all table eggs number in the world come from quail and their meat represents
about 0.2% of the global poultry production. The domestic quail population involved in …

Background The origin of powered avian flight was a locomotor innovation that expanded
the ecological potential of maniraptoran dinosaurs, leading to remarkable variation in …

Marsupials exhibit unique biological features that provide fascinating insights into many
aspects of mammalian development. These include their distinctive mode of reproduction …

The sternum is one of the most important and characteristic skeletal elements in living birds,
highly adapted for flight and showing a diverse range of morphologies. New exceptional …

Genetic selection for improved meat yields, digestive efficiency and growth rates have
transformed the biology of broiler chickens. Modern birds undergo a 50-fold multiplication in …

Living birds (Aves) have bodies substantially modified from the ancestral reptilian condition.
The avian pelvis in particular experienced major changes during the transition from early …

The general anatomy of avian cephalic blood vessels is well known and there are published
details of their role in physiological thermoregulation. Unfortunately, the finer details of …

Domestic animals are ubiquitous. In contrast to the biodiversity crisis currently impacting
many kinds of animals and plants, not a single domesticated species is endangered …

Fossils of juvenile Mesozoic birds provide insight into the early evolution of avian
development, however such fossils are rare. The analysis of the ossification sequence in …

Skeletogenic heterochronies have gained much attention in comparative developmental
biology. The temporal appearance of mineralized individual bones in a species–the species …