Altricial definitions

Altricial

Altricial, meaning `requiring nourishment`, refers to a pattern of growth and development in organisms which are incapable of moving around on their own soon after hatching or being born. The word is derived from the Latin root alere meaning `to nurse, to rear, or to nourish` and refers to the need for young to be fed and taken care of for a l...
Found on http://en.wikipedia.org/wiki/Altricial

Altricial

refers to mammals born in a fairly undeveloped state; the young require close parental care for a period of time. Rabbits are born in an altricial state, whereas, hares are precocial.
Found on http://imnh.isu.edu/digitalatlas/bio/glsry.htm

altricial

having young requiring care for a lengthy period
Found on http://phrontistery.info/a.html

Altricial

Born in a relatively underdeveloped state as is the case of peregrine falcon chicks.
Found on http://www.conservewildlifenj.org/glossary/

Altricial

describes creatures that are born unable to fend for themselves as opposed to Precocial animals. Generally altricial refers to animals that are born with closed eyes and lack fur or feathers. Many birds are altricial, as are Carnivorous Mammals, like Cheetah.
Found on http://www.encyclo.co.uk/local/21282

Altricial

Birds that are born without feathers, the ability to see, or the ability to feed themselves are called altricial. There are different levels of altricial young. Some are born with their eyes closed and no down, some have their eyes open and substantial down on them. But all altricial young need to be fed by their parents in contrast with precocial ...
Found on http://www.encyclo.co.uk/local/22214

Altricial

Helpless at birth, requiring complete parental care. This term is used to describe some bird species, such as parrots, that need time to grow their feathers and gain strength in their wings to fly.
Found on http://www.encyclo.co.uk/local/22217

Altricial

describes birds that hatch with little to no downy feathers and are relatively immobile, such young must be fed by adults and need time to develop before leaving the nest. Most passerines are altricial. Altricial is the opposite of precocial. Eagles are considered semi-altricial.
Found on http://www.encyclo.co.uk/local/22220

Altricial

as in Nestlings. Altricial birds are either naked or have very sparse down at hatching. They usually have their eyes closed at hatching, are fed by their parents for some period of time, and may stay in the nest for an extended period after hatching. Opposite of precocial.
Found on http://www.sialis.org/glossary.htm

altricial

[adj] - (of hatchlings) naked and blind and dependent on parents for food
Found on http://www.webdictionary.co.uk/definition.php?query=altricial

altricial

altricial 1. Referring to hatchlings that are naked and blind and dependent on parents for food; such as, altricial birds; as opposed to procotial (active and able to move freely from birth or hatching and requiring little parental care). 2. Designating those animals whose young are helpless and immature at birth, thus requiring prolonged parental...
Found on http://www.wordinfo.info/words/index/info/view_unit/92/

altricial

Describes young birds that hatch undeveloped and in many cases naked or with sparse down; such helpless young require complete parental care.
Found on https://academy.allaboutbirds.org/bird-academys-a-to-z-glossary-of-bird-ter

Altricial

Blind and helpless when hatched
Found on https://birds.iitk.ac.in/glossary?page=8

Altricial

A developmental classification of birds at hatching where young are relatively immobile, lack feathers or down, have closed eyes and are completely dependent on their parents for survival. Altricial birds include herons, hawks, woodpeckers, owls, and most passerine songbirds.
Found on https://nestwatch.org/learn/general-bird-nest-info/words-about-birds/