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Light pollution is important

Atchoi, E., Mitkus, M., Vitta, P., Machado, B., Rocha, M., Juliano, M., Bried, J. & Rodríguez, A. 2023 Ontogenetic exposure to light influences seabird vulnerability to light pollution. Journal of Experimental Biology 226. doi: 10.1242/jeb.245126. Atchoi 2023 (no pdf) Light pollution critically affects the fledglings of burrow-nesting seabirds, leading to massive mortality events. The successful management of this pollutant depends…

Predictive maps in rats and humans for spatial navigation

Highlights We tested humans, rats, and RL agents on a novel modular maze Humans and rats were remarkably similar in their choice of trajectories Both species were most similar to agents utilizing a SR Humans also displayed features of model-based planning in early trials Authors William de Cothi, Nils Nyberg, Eva-Maria Griesbauer, …,E ́ le onore Duvelle, Caswell…

How young animals learn to migrate

While advances in biologging have revealed many spectacular animal migrations, it remains poorly understood how young animals learn to migrate. Even in social species, it is unclear how migratory skills are transmitted from one generation to another and what implications this may have. Here we show that in Caspian terns Hydroprogne caspia family groups, genetic and foster…

Olfactory landmarks and path integration converge to form a cognitive spatial map

This paper on olfactory landmarks is interesting as it covers the idea that the distinctive smell of a place can help navigation by creating a new landmark for helping an animal navigate. The recognition of a spatial landmark by its sensory features poses a problem for neural circuits. Fischler-Ruiz, et al. show how this problem…