Sleep behaviour: activity and sleep in dolphins.
According to Lyamin and co-authors, neonate bottlenose dolphins (Tursiops truncatus) almost never sleep, unlike all other mammals that have been studied. Although we agree that young dolphins never stop and float at the surface, we find that they spend a considerable amount of time asleep while swimming. Our findings therefore call into question the conclusions of Lyamin et al..
Gnone
Guido
G
Acquario di Genova, Area Porto Antico Ponte Spinola, 16128 Genova, Italy. ggnone@acquariodigenova.it
Moriconi
Tiziana
T
Gambini
Giorgia
G
D000818:Animals; D004289:Dolphins / Q000502:physiology*; D005260:Female; D008297:Male; D012146:Rest / Q000502:physiology; D012890:Sleep / Q000502:physiology*