sentence: Albatrosses are known for their clumsyness when landing.
sentences_before: They can fly easily over wind and waves. However, because their long wings does not have strong muscles or energy, they cannot flap while they fly. Because of this, albatrosses in calm seas must stop and rest on the surface of the ocean until the wind begins to blow harder. The Behaviour, Population, Biology and Physiology of the Petrels'. When taking-off, albatrosses need to run first to help the wing make lift.
concept_name: albatross
headings: Albatross Biology Flight
categories: Procellariiformes Seabirds