Simplify the following text for a Grade 10 native English-speaking person.
Original: 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 .
Simplified: Altricial , meaning `` requiring care '' , refers to a group or kind of creature that is incapable of moving around on its own soon after hatching or being born .