All group members help to provide them with prey items until they are around 10 weeks old.
They will take prey items up to 30% of their total length.
The size of the prey item will increase as they get older and larger.
By this means it can catch prey items such as small fish.
Many authors have described the prey items taken under natural circumstances.
Fish have also been identified as a prey item in Nigeria.
They are, in turn, central prey items for higher trophic levels.
They usually only attack other predators in absence of regular prey items.
As they get larger, feed them the right sized prey items.
Both parents feed the chicks, often bringing large prey items.