This study investigates the mechanisms underlying the phenotypic variation among five species of the genus Salamandra: Salamandra algira , Salamandra atra Laurenti, 1768, Salamandra corsica, Salamandra lanzai and Salamandra salamandra and 16 subspecies. Leer más.
Venomous wide-bodied rattlesnakes on several serpent-infested Mexican islands have provided biologists from Florida with surprising new evidence about the evolution of animals. Leer más.
Visual acuity is often estimated behaviourally using an optomotor apparatus, which quantifies a reflex-orienting movement called the optomotor response (OMR), or histologically by evaluating retinal ganglion cell (RGC) densities. Leer más.
Focusing on reptiles and amphibians, we discuss current methods, limitations and advances for quantifying ecologically relevant metrics of environmental water stressors and organismal responses to both acute and longterm water stress that are applicable for
conservation and management. Leer más.
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Rana temporaria egg clutches have experienced a significant decline from the sampled ponds, with only one pond harbouring the species in 2023. Leer más.
