Flippers provide lift, reduce draghumpback whale
The flippers of the humpback whale channel flow and increase aerodynamic efficiency due to tubercles or bumps.
Colonies self-organizesocial insects
Colonies of social insects self-organize and carry out complex group tasks through many simple individual interactions.
Nature maintains biodiversityecosystems
Natural ecosystems react to low biodiversity levels by exploiting unused or poorly used resources to increase biodiversity.