article_snippet: A Pennsylvania Game Commission biologist tells the York Daily Record the sibling eagles will compete fiercely for food and could end up harming each other.
article_snippet: Statistics show only about half of hatched eagles ever leave the nest and siblicide - the killing of one chick by a relative - is common.
article_snippet: A Pennsylvania Game Commission biologist says the sibling eagles will compete fiercely for food and could end up harming each other .
article_snippet: : Statistics show only about half of hatched eagles ever leave the nest and siblicide - the killing of one chick by a relative - is common .