Flippers provide lift, reduce draghumpback whale
The flippers of the humpback whale channel flow and increase aerodynamic efficiency due to tubercles or bumps.
Self-organization creates efficient coloniessocial insects
Self-organization in social insect colonies enables complex behaviors through the positive feedback amplification of many small, simple interactions.
Nature maintains biodiversityecosystems
Natural ecosystems react to low biodiversity levels by exploiting unused or poorly used resources to increase biodiversity.