LibraryAnimal WorldOne card

A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

NatureOne small ahaAnimal

Bird able to hover and fly backward

Think it. Then flip it.
ahamoraTap to reveal
Back to the cue
NatureOne small aha
Your new ahaHummingbird

Hummingbirds can hover while feeding. Source: Hummingbird

ahamoraReference ↗

Keep the thread going

One answer is a beginning.

Share a little curiosity, or follow it into the full collection.

Flip the full deck →

More from Animal World

A few more worth knowing.

  1. 24Bird nests · examples of materials used to bind them togetherRECALL
    Plant fibers, mud, saliva, or other gathered material.

    Different species use strikingly different nest designs, from woven cups to mud domes.

    Open this card ↗
  2. 25These birds construct elaborate hanging nests from woven plant fibres.RECALL
    Weaver birds.

    Many weaver species use grasses and strips of plant material to make suspended nests.

    Open this card ↗
  3. 26These small swift relatives make the saliva nests used in traditional bird's-nest soup.RECALL
    Swiftlets.

    Edible-nest swiftlets build nests largely from hardened saliva in caves and buildings.

    Open this card ↗