Artificial mosaic brain evolution of relative telencephalon size improves cognitive performance in the guppy (Poecilia reticulata)
Z. Triki, S. Fong, M. Amcoff, N. Kolm
This study shows that artificially selected guppies with larger relative telencephalon size outperformed those with smaller telencephalon in a detour task, indicating a cognitive benefit from increased telencephalon size.
bioRxiv · Apr 3, 2021Ecology