Animalscaretips
A precocial bird is "capable of moving around on its own soon after hatching." The word comes from the same Latin root as "precocious." Altricial means "incapable of moving around on its own soon after hatchling." It comes from a Latin root meaning "to nourish" a reference to the need for extensive parental care ...
- What is the difference between altricial and precocial hatchlings?
- What does altricial mean in animals?
- Are puppies precocial or altricial?
- What is the meaning of altricial?
- Is a guinea pig altricial or precocial?
- Are dogs precocial?
- What is the difference between altricial and precocial birds?
- Are mammals precocial?
- Are rabbits precocial?
- Are goats precocial?
- Are chickens precocial or altricial?
- Are rats altricial?
- Are mice altricial?
- Is altruistic an adjective?
What is the difference between altricial and precocial hatchlings?
Altricial birds (left) remain in the nest and are largely naked at hatching. Precocial birds (right) leave the nest shortly after hatching and have a down cover at hatching.
What does altricial mean in animals?
Description. Altricial animals are born in an immature state and unable to care for themselves. Owls, kangaroos, cats, dogs, and humans are examples of altricial species. In contrast, precocial organisms are mobile and independent within hours or days following birth or hatch (e.g., ducks, zebras).
Are puppies precocial or altricial?
Puppies are born unable to hear or see, making them altricial young. The females typically have shorter gestation periods versus precocial young, such as elk and deer, that can move around soon after birth. Each of these strategies makes sense for the animals.
What is the meaning of altricial?
Definition of altricial
: being hatched or born or having young that are hatched or born in a very immature and helpless condition so as to require care for some time altricial birds — compare precocial.
Is a guinea pig altricial or precocial?
Guinea pigs are highly precocial: newborn guinea pigs appear adult-like, with hair, eyes open, and good motor control, able to eat solid food and to walk about on their day of birth (Fig. 2). The gestation period of guinea pigs (65 days) is nearly three times longer than that of rats (22 days).
Are dogs precocial?
Among mammals, marsupials and most rodents are altricial. Domestic cats, dogs, and primates, such as humans, are some of the best-known altricial organisms. ... Among mammals, most ungulates are precocial, being able to walk almost immediately after birth.
What is the difference between altricial and precocial birds?
A precocial bird is "capable of moving around on its own soon after hatching." The word comes from the same Latin root as "precocious." Altricial means "incapable of moving around on its own soon after hatchling." It comes from a Latin root meaning "to nourish" a reference to the need for extensive parental care ...
Are mammals precocial?
Among mammals, precocial species are found for instance among ungulates (e.g., antelopes, sheep, horses, cows, deer), guinea pigs, and hare. In some of these species, neonates are able to follow the mother few hours after birth (Rosenblatt 2010).
Are rabbits precocial?
In general, precocial young are born after a relatively long gestation period and in a small litter. Hares and many large grazing mammals bear precocial offspring. Rabbits, carnivores, and most rodents bear altricial young.
Are goats precocial?
A few precocial species include ducks, geese, mountain goats, moose and porcupines. Altricial young are born naked, blind, incapable of walking and totally rely on their parents for food and warmth. ... One of the differences between precocial and altricial birds is when they incubate the first egg.
Are chickens precocial or altricial?
Most domestic poultry species—chickens, ducks, turkeys, and so on—are precocial. The exception is pigeons. Altricial birds are underdeveloped when they hatch and require considerable parental care before they can stand, walk, and survive on their own (see Figure 2).
Are rats altricial?
Rat (Rattus norvegicus) and spiny mouse (Acomys cahirinus) are closely related murine species that, due to their altricial (rat) and precocial (spiny mouse) modes of development, differ in the developmental timing of birth.
Are mice altricial?
Young rats and mice are altricial, which means they are born in a relatively undeveloped state and cannot move, maintain body heat, see or hear on their own.
Is altruistic an adjective?
Use the noun altruism to refer to feelings or actions that show an unselfish concern for other people. ... It's related to the adjective altruistic. Someone known for their altruism is an altruist.
