The male octopus penis is actually a specialized arm called a hectocotylus, which is used to transfer sperm to the female via her mantle. Octopuses will die off by violently injuring themselves, practicing self-cannibalism, or allowing themselves to be attacked and eaten by predators. Females will watch over their eggs until they hatch and then die. After successful reproduction the male octopus will die within months. They do this by ripping off their penis and leaving it with the female to use alone. Because of this, the male blanket octopus will mate from a distance with a detachable penis. Sometimes female octopuses will eat the males before they’re able to mate. Octopuses have a central brain and then 8 mini-brains in each of their tentacles allowing each to operate independently. Octopuses have blue blood due to the presence of copper in their hemocyanin, which carries oxygen throughout their bodies. The central heart then circulates the oxygenated blood throughout the body to fuel organs and muscles. The two peripheral hearts pump the blood through the gills where it gains oxygen. Octopuses have three hearts, two peripheral hearts, and a central heart. When threatened, octopuses will spray ink that is made from melanin and is meant to confuse predators as the octopus swims away. Octopuses have thousands of cells in their skin called chromatophores that contain pigment allowing them this ability to blend in with their surroundings. Octopuses are able to change color in order to camouflage themselves to hide from predators. ![]() Octopuses Change Color and Shoot Ink To Avoid Predators These animals live in a variety of habitats, including coral reefs, rocky surfaces, mudflats, or deep sea areas. They are carnivores and eat crabs, shrimp, fish, and other small marine animals. Octopuses range in size from the giant Pacific octopus, which can weigh up to 150 pounds and measure 30 feet across, to the pygmy octopus, which is only about an inch long. They also have excellent camouflage skills that allow them to blend into their environment and hide from predators. Their brains are highly developed and they have been found to have sophisticated problem-solving abilities, such as being able to open jars and solve mazes. Males are reported to die shortly after mating and females die not long after laying their eggs, according to SEALIFEBASE.CA.Octopuses are unique underwater critters that have eight arms, two eyes, and can grow to be up to six feet long. ![]() Females can grow up to six feet long, while the males are the size of a walnut – mind blowing! The Portuguese Man-of-War Is Four Organisms Working as One The man-of-war may appear to be a single organism, but it's actually four different organisms, or zooids, that can't function without. Screen Shots: YouTube/USA TODAYĪside from their magnificent and captivating colors, blanket octopus females can weigh up to 40,000 times more than the males. It is something you have to see to believe. When threatened, they stretch their arms out, creating a blanket-like silhouette meant to frighten would-be attackers away.” National Geographic said their names come from the, “sheets of webbing that stretch between some of their arms. the blanket octopus uses ink to intimidate potential predators. The webbing between their arms trailed behind them in a whimsical way, all the while the octopus continued to change color. They are commonly known as blanket octopuses, in reference to the long, transparent webs. Two blanket octopuses were captured on video gliding through the water. While most are masters of disguise, two rare octopuses the color of a rainbow were spotted off the coast of the Philippines. Octopuses are known for being able to blend into their surroundings by changing color and texture. ![]() Nature has a way of taking our breath away with the amazing creatures we encounter.
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