The environment is a major contributor to phenotypic variation within natural populations.
Almost every organism has some aspect of its phenotype that is influenced by the …

Snakes and lizards (Squamata) represent a third of terrestrial vertebrates and exhibit
spectacular innovations in locomotion, feeding, and sensory processing. However, the …

Within-species variation in the number of neurons, other brain cells and their allocation to
different brain parts is poorly studied. Here, we assess these numbers in a squamate reptile …

The study of energy allocation is essential in understanding the regulation of major life
history traits. It is often assumed automatically that the limitation of an energy budget or …

Body size is one of the most important traits of an organism. Among reptiles, both lizards and
snakes show body size differences that span a similar six orders of magnitude variation …

To investigate morphological traits of the poorly known Zarudny's tortoise, Testudo graeca
zarudnyi Nikolsky, 1896, which has only been reported from Iran so far, we have conducted …

Brain processing capacity has traditionally been inferred from data on brain size. However,
recent studies have shown that similarly sized brains of distantly related species can differ …