East Pacific red octopus
The East Pacific red octopus is a small octopus that lives along the North American West Coast. It is the most common shallow-water octopus in much of this region and hunts on the seabed. It is special because scientists have shown it has individual personalities, the first invertebrate found to have them.1

Nola ezagutu
- Its colour can vary from deep brick red to brown, to white, or a mottled mixture of these.1
- It can change both its colour and skin texture.1
- It has three eyelash-like papillae (small bumps) below each eye.1
- Adults usually have a mantle (body) length of 8–10 cm, with arms of 30–40 cm.1
Askotan honekin nahasten da: Small individuals of the giant Pacific octopus (Enteroctopus dofleini) can be mistaken for it in the north of its range. The East Pacific red octopus has three eyelash-like papillae below each eye, which the giant Pacific octopus lacks.1
Pozoi-ahalmena
Pozoia letaginetatik edo hortzetatik ateratzen da kosk egiten duenean.
Zer egiten du bere pozoiak?
It uses venom to subdue its prey. After catching a bivalve such as a clam, it drills a hole through the shell near the adductor muscles and injects venom through that hole.1
Zein arriskutsua da pertsonentzat?
Arriskua pertsonentzat: MingarriaBenetan min handia eman dezake, baina ia inoiz ez da larria.
Kosk egiten badu
- Presio-immobilizazioa: bildu benda elastiko sendo bat koskaren gainean eta gero gorputz-adar osoan gora, immobilizatu ferula batekin, eta eutsi pertsona guztiz geldi laguntza iritsi arte.
- Eraztun urdineko olagarro batek edo kono-barraskilo batek pertsona baten arnasketa gelditu dezake, pertsona hori oraindik esna dagoela: eskatu laguntza eta egon prest erreskate-arnasketak emateko anbulantziak ardura hartu arte.
Deitu beti lehenik zure larrialdi-zenbakira (112, 000, 911). Lehen sorospenei buruzko orientabide orokorra da hau, ez mediku-aholkua. Lehen sorospenen oinarriak
Egon seguru
- Ez ukitu, ez harrapatu eta ez zirikatu inoiz animalia basati bat, txikia izan arren, eta lo edo hilda dagoela badirudi ere.
- Utzi tartea. Bat aurkitzen baduzu, egon lasai, egin atzera poliki eta utzi bere bidetik joaten.
- Batek kosk egiten badizu: egon lasai, egon geldi, deitu zure larrialdi-zenbakira (112, 000, 911) edo joan ospitalera azkar. Gogoratu nolakoa zen, argazki batek laguntzen du.
Ez dabil zure atzetik. Pozoia janaria harrapatzeko edo bere burua babesteko erabiltzen du, eta askoz nahiago du ezkutatu. Seguru egoteari buruz gehiago
Munduko zein tokitan?
Zein handia da?
Zein luzea da?
Zein astuna da?
3 eraikuntza-bloke ilaran jarrita bezain luzea
igerileku handi baten luzera (50 m) igerian egin lezake 7,2 segundotanZein handia da East Pacific red octopus ZUREKIN alderatuta?
Matematika hutsa zure nabigatzailean. Ez da ezer gordetzen, ezta inora bidaltzen ere.
Zein azkarra da?
Datuak
It was the first invertebrate in which individual personalities were demonstrated.1
In the 2016 Pixar film Finding Dory, a character named Hank is an East Pacific red octopus. The animators gave him seven arms because they could not fit all eight on his model.1
It drills holes in bivalve shells, often near the adductor muscles, to reach the prey inside.1
A 2011 study suggested it may choose prey based on how easily the fat can be digested rather than on calories.1
It was widely thought to be a young giant Pacific octopus before it was described as a species in 1953.1
Mito-hauslea
Mitoa: Because captive animals were active at night, many people believed it hunts only at night.
Egia: A study in Puget Sound, Washington, found that a local population was likely active during the day (diurnal).1
Datuak nondik datozen
- East Pacific red octopus (Wikipedia (CC BY-SA 4.0))
- Octopus rubescens (iNaturalist): izenak eta sailkapena.
- Venom Wiki: arrisku-maila, ohiko tamaina eta abiadura-kalkulua geureak dira. Ikusi nola kalkulatzen ditugun: Nola baloratzen dugun arriskua.
Orrialde honetako datu bakoitzak zenbaki bat du, bere iturrira eramaten zaituena. Zerbait gaizki badugu, barkatu, animalien zaleak gara, ez zientzia-aldizkari bat. Esaiguzu [email protected] helbidean eta konponduko dugu.
Koska

