Molluscs › Typical Octopuses
Crescent Octopus
Octopus hawaiiensis
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Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.
Photos you add are credited to you, and you keep the copyright.
Easily confused with
Day OctopusOctopus cyaneaStudy checks a spoken answer against these, and tells you which one you named.
Traits
Behavioral
- SmartDemonstrates problem-solving and learningChecked by the maintainer
Physical
- CamouflageCan change color or blend with surroundingsChecked by the maintainer
Classification
| Kingdom | Animals · Animalia |
|---|---|
| Phylum | Molluscs · Mollusca |
| Class | Cephalopods · Cephalopoda |
| Order | Octopuses · Octopoda |
| Family | Typical Octopuses · Octopodidae |
| Genus | Octopus |
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- How much to rely on each source
Remember the name next time.
Practise Crescent Octopus with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.