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The neonatal of larger mammals develop relatively more quickly and thus making it more likely that a large mammal would produce a more well-developed neonate as a consequence of its longer gestation period. In some cases, some mammal species may have similar gestation periods despite having significantly different body masses. [27]
Okapis are herbivores, feeding on tree leaves and buds, grasses, ferns, fruits, and fungi. Rut in males and estrus in females does not depend on the season. In captivity, estrus cycles recur every 15 days. The gestational period is around 440 to 450 days long, following which usually a single calf is born. The juveniles are kept in hiding, and ...
The chemical recruitment trail of the eastern tent caterpillar is remarkably similar to the pheromone trails that are used by ants and termites to alert nest mates to the discovery of food. Leaves consist largely of nondigestible components, and it has been estimated that tent caterpillars void as frass (fecal pellets) nearly half of the energy ...
Over 160 massive carvings were found dotting the desert landscape, photos show.
A pregnant lioness. In mammals , pregnancy is the period of reproduction during which a female carries one or more live offspring from implantation in the uterus through gestation . It begins when a fertilized zygote implants in the female's uterus , and ends once it leaves the uterus.
Domestic cats, dogs, and primates, such as humans, are some of the best-known altricial organisms. [14] For example, newborn domestic cats cannot see, hear, maintain their own body temperature, or gag, and require external stimulation in order to defecate and urinate. [15]
Get a daily dose of cute photos of animals like cats, dogs, and more along with animal related news stories for your daily life from AOL.
A man went outside to take a call in a Utah neighborhood — and realized while on the phone that a mountain lion was staring down at him from its perch in a tall tree, video shows.