Early environmental conditions affect the volume of higher-order brain centers in a jumping spider

P.O.M. Steinhoff, J. Liedtke, A. Sombke, J.M. Schneider & G. Uhl, Journal of Zoology, DOI: 10.1111/jzo.12512 The brain enables animals to vary their behavior in response to environmental conditions. In order to react to changes in the environment, changes in the anatomy of the brain can be advantageous. Changes of the physical or the social environment may... Continue Reading →

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Forgotten classics: Making a monotreme

This blog was originally posted on the Node on October 17th, 2017 by Aidan Maartens   T. Thomson Flynn and J.P. Hill. 1939. The Development of the Monotrema – Part IV. Growth of the Ovarian Ovum, Maturation, Fertilisation and Early Cleavage. Transactions of the Zoological Society of London, 24, 445-623. T. Thomson Flynn and J.P. Hill. 1947. The Development of... Continue Reading →

Winners of the 2016 Journal of Zoology ‘Paper of the Year’ award – Timothy Thurman and Brett Seymoure

We congratulate Timothy Thurman and Brett Seymoure for winning the 2016 'Paper of the Year' award for their article entitled 'A Bird’s Eye View of Two Mimetic Tropical Butterflies: Coloration Matches Predator’s Sensitivity', an interesting and innovative article that exemplifies high-quality zoological research. It is now becoming an amusing tradition for the award winners to... Continue Reading →

What drives variability in kangaroo milk composition?

Size, season and offspring sex affect milk composition and juvenile survival in wild kangaroos Louise Quesnel, Allison MacKay, David M. Forsyth, Kevin R. Nicholas, and Marco Festa-Bianchet   Maternal care in mammals has long interested biologists. Evolutionary ecologists hope to better understand the adaptive mechanisms underlying lactation, including what causes differences in milk provisioning, including... Continue Reading →

Puma predation of dangerous prey

Stage-dependent puma predation on dangerous prey L.M. Elbroch, J Feltner, and H.B. Quigley; Journal of Zoology, Volume 302, Issue 3, Pages 164-170, July 2017   I found the fresh footprints of a subadult male puma not one mile from the typically bustling headquarters of the High Lonesome Ranch in western Colorado, USA. But it was... Continue Reading →

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