TY - GEN AU - Rial, Rubén V AU - Cañellas, Francesca AU - Akaârir, Mourad AU - Rubiño Díaz, Jose Ángel AU - Barceló, Pere AU - Martín-Reina, Aida AU - Gamundí, Antoni AU - Nicolau Llobera, Maria Cristina PY - 2022 DO - 10.3390/biology11050734 SN - 2079-7737 UR - https://hdl.handle.net/20.500.12105/23536 AB - Mammals evolved from small-sized reptiles that developed endothermic metabolism. This allowed filling the nocturnal niche. They traded-off visual acuity for sensitivity but became defenseless against the dangerous daylight. To avoid such danger, they... LA - eng TI - The Birth of the Mammalian Sleep TY - research article ER -