The study was carried out during the free-flying period. Pairs share incubation between two sexes. In observations made 2013 and 2015 (n=79 in day). Females incubated for 177.08 minutes per day on average while males 240.99 day. This period is statistically different (P< 0.0001) withmales staying 23-32% longer than females. stayed together only a short time. According to made(n=79), couples ...

Der virtuelle Rundgang durch das Historische Seminar in der Leibnizstr. 8 stellt eine Art ›Bestandssicherung‹ dar. Die 1970/1972 errichteten Fakultätenblöcke Leibnizstraße werden bis 2028 grundsaniert. soll Einblicke die aktuellen und bald selbst historischen Räumlichkeiten des Seminars geben.

Hair-follicle regression in the bald scalps of stumptailed macaques develops after puberty, which corresponds to an elevation of serum testosterone and dihydrotestosterone. Using the cultured cells from the pre- and postpubertal macaques, we examined the role of dermal papilla cells in testosterone-induced inhibition of outer root sheath cell proliferation. Testosterone showed no effects on pro...

In the swampy floodplains of North Carolina’s Black River stand ancient trees with a story to tell. Many of these bald cypress (Taxodium distichum) were well over a millennium old when Columbus discovered the Western Hemisphere. As it turns out, their locale has greatly promoted their longevity: by being relatively inaccessible, the trees have been spared from loggers’ saws. But the inexorable ...