Molluscs › Typical Octopuses
Day Octopus
Octopus cyanea
25 photos
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
Common OctopusOctopus vulgaris
- Crescent OctopusOctopus hawaiiensis
Common Sydney OctopusOctopus tetricus
Oliver's OctopusOctopus oliveri
Ornate Night OctopusPinnoctopus ornatus
Hubb's OctopusOctopus hubbsorum
Mosaic Longarm OctopusAbdopus abaculus
Sandbird OctopusAmphioctopus marginatus
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| Hawaii | 917 |
|---|---|
| United States | 641 |
| Australia | 70 |
| Queensland | 48 |
| Indonesia | 48 |
| Egypt | 30 |
| Philippines | 24 |
| Red Sea Governorate | 24 |
| Japan | 15 |
| Okinawa Prefecture | 15 |
Counts show where people looked, not only where it lives.
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 Day Octopus with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.