Judith Ullmann

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Questions related from Judith Ullmann

Lissotriton vulgaris: Observation of winter activity, 18 Dec 2019, Vienna (Austria); Sex? Survival?

Species: Lissotriton vulgaris (please confirm; photos attached) Subspecies: ? Sex: ? Total Length: 10 cm I found this smooth newt yesterday (18.12.2019, 21:30 local time) in the outskirts of...

19 December 2019 5,568 4 View

Marine mammals, lung collapse at depth: Has anyone ever simulated dives with animals in a vertical (head-down) position in a hyperbaric chamber?

To my knowledge, a discussion of body orientation is curiously absent from the literature (cf. Hooker and Fahlman 2016) on lung (alveolar) collapse at depth (two exceptions, see below). The...

01 January 2019 3,960 0 View

Combining GLS with GPS loggers to overcome equinox problem in tracking migrating seabirds?

The idea is to use a "normal" GLS in combination with a pre-programmed, possibly weight-reduced GPS logger that switches on/off at defined dates (let's say 4 weeks before/after the equinoxes) and...

04 January 2017 5,819 7 View