This special issue of The Anatomical Record is inspired by and dedicated to Professor
Kunwar P. Bhatnagar, whose lifelong interests in biology, and long career studying bats …

Introduction Predators, such as sharks, play important ecological roles in coastal
ecosystems when abundant and these roles change over ontogeny. However, these shifts in …

Bats are unique among mammals for evolving powered flight. However, very little data are
available on the muscle properties and architecture of bat flight muscles. Diffusible iodine …

Opossums (marsupials of the Didelphidae family) retain a generalized masticatory
apparatus and tribosphenic molars, often used as models to understand the evolution of …

Species groups that feature traits with a low number of potentially variable (evolvable)
character states are more likely to repeatedly evolve similar phenotypes, that is …

The transition from milk to solid food requires drastic changes in the morphology of the
feeding apparatus and its performance. As durophagous mammals, southern sea otters …

Species groups that feature traits with a low number of potentially variable (evolvable)
character states are more likely to repeatedly evolve similar phenotypes, that is …

Bat population numbers are declining in the Midwestern United States. Reasons for decline
are multifaceted (habitat degradation, fatalities at wind turbines, White Nose Syndrome, and …