Nigel

From Pixar Wiki

Performer:	Geoffrey Rush
Appeared in:	Finding Nemo

Nigel is a pelican who appears in Finding Nemo. He helps Dory and Marlin escape certain death twice, and brings them to the dentist's office. When he, Marlin and Dory think Nemo is dead, Nigel takes them to a nearby buoy, puts Dory and Marlin back into the water, and leaves with the line "I'm so Sorry".