Dein Suchergebnis zum Thema: have

, considerable differences in the anatomy and morphology of the digestive tract have

that the increasing cortisol concentrations caused by rehousing and socialisation have

Repeated oestrus cycles within one year have not been observed.

It can be stated that hamadryas baboons have many visual and tactile signals being

Altogether 3.246 samples have been analysed.

But since differences in vocalisation between African and Asian elephants have been

We have a formal policy on taxonomic issues.

In previous studies of solitary carnivores, mating systems have often been described

In this study anesthesia-free examination methods have been tested for the first

species, a comparison of  activity between wild – caught animals and those that have