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Head of a courting male Threespine stickleback.
Males develop the bright red throat and blue eye coloration
only during the mating season,
making them highly attractive for receptive females.
Photo by Ingolf Rick

Abstracts from
the September issue
Volume 19(5) — 2018
are linked below.
 
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Evolutionary Ecology Research,
you can download full pdf text & figures
of each paper from its abstract page.
 
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Volume 19(5), September 2018

Festschrift in Honour of Theo Bakker
 
edited by
Timo Thünken, Ingolf P. Rick & Joachim G. Frommen

Contributions in honour of Professor Theo C. M. Bakker — Testing, not guessing
Timo Thünken, Ingolf P. Rick & Joachim G. Frommen — 2018(5) (tthuenken@evolution.uni-bonn.de)

Alien Attack: Trophic interactions of flowerhorn cichlids with endemics of ancient Lake Matano (Sulawesi, Indonesia).
Leon Hilgers, Fabian Herder, Renny K. Hadiaty & Jobst Pfaender — 2018(5) (l.hilgers@leibniz-zfmk.de)
Keywords: competition, flowerhorn cichlid, invasion, ontogenetic niche shift, predation, Telmatherina

Habitat preferences depend on substrate quality in a cooperative breeder.
Dario Josi, Michael Taborsky & Joachim G. Frommen — 2018(5) (dario.josi@iee.unibe.ch)
Keywords: cichlid, Neolamprologus pulcher, pay-to-stay, protection, shelter digging, territoriality

Cerebral lateralization and quantity discrimination abilities in the threespine stickleback (Gasterosteus aculeatus).
Marion Mehlis-Rick, Timo Thünken, Markus Krings, Simon Käfer & Ingolf P. Rick — 2018(5) (irick@evolution.uni-bonn.de)
Keywords: cerebral lateralization, cognitive abilities, Gasterosteus aculeatus, numerical contrasts, quantity discrimination, shoaling behaviour, threespine stickleback

The location of damage-released alarm cues in a cichlid fish.
Denis Meuthen, Patrick Flege, Ronja Brandt & Timo Thünken — 2018(5) (dmeuthen@evolution.uni-bonn.de)
Keywords: alarm cues, club cells, Pelvicachromis taeniatus, predation risk, predator, skin extract

Mother's baby, father's maybe: Occurrence and frequency of multiple paternities in the European wild boar.
Björn Müller, Oliver Keuling, Christian Glensk & Jörg Brün — 2018(5) (bmueller@evolution.uni-bonn.de)
Keywords: alternative reproductive tactics, European wild boar, microsatellites, multiple paternity, sexual conflict, Sus scrofa

Group behavior of a nocturnal weakly electric mormyrid fish: Investigations using an electro-communicating dummy fish.
Sarah S. Pannhausen, Martin Worm, Frank Kirschbaum & Gerhard von der Emde — 2018(5) (s6sapann@uni-bonn.de)
Keywords: electro-communication, group behaviour, robotic fish, weakly electric fish

How to get out of a maze? Stingrays (Potamotrygon motoro) use directional information over landmark information when provided with both in a spatial task.
Vera Schluessel & Christian Ober — 2018(5) (V.schluessel@uni-bonn.de )
Keywords: behaviour, cognition, egocentric, elasmobranchs, spatial orientation, stingrays

Individual phenotypic plasticity explains seasonal variation in sperm morphology in a passerine bird.
Tim Schmoll, Oddmund Kleven & Maria Rusche — 2018(5) (tim.schmoll@uni-bielefeld.de)
Keywords: great tit, individual phenotypic plasticity, Parus major, population divergence, repeatability, seasonality, sperm competition, sperm morphology

Individual behavioural responses of an intermediate host to a manipulative acanthocephalan parasite and effects of intra-specific parasitic competition.
Timo Thünken, Simon Vitt, Sebastian A. Baldauf, Tina Jung & Joachim G. Frommen — 2018(5) (tthuenken@evolution.uni-bonn.de)
Keywords: behavioural manipulation, Gammarus pulex, individual variation, Polymorphus minutus, repeatability, host–parasite co-evolution