Individual ants have tiny brains but together the many ants of a colony can exhibit remarkable 'intelligence'. Ants exhibit complex and apparently intelligent behaviour; they can navigate over long distances, find food and communicate, avoid predators, care for their young, etc.
It is very less compared to human brain, but it is too large compared to other insect species. These ants have thinking ability and they can follow their routine with their colony.
Ant colonies can be considered as one single thinking mind, but an individual ant does not possess much intelligence at all. According to Deborah M. Gordon, a biologist at Stanford University, ants cannot accomplish many tasks as individuals because they are too inept.
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Ants don't have complex emotions such as love, anger, or empathy, but they do approach things they find pleasant and avoid the unpleasant. They can smell with their antennae, and so follow trails, find food and recognise their own colony.
Ants are similar to many other insects in that they possess senses such as hearing, touch and smell. Although hearing is very different in ants than animals that typically have ears, ants do possess the capability to hear.
Ants become the pallbearer
After a few days the dead ant is carried off and placed on the “ant graveyard” by the other dead ants. This may seem like ants have complex feelings and need a few days to grieve before they dispose of the body, but in reality it's far more chemical than that.
CHIMPANZEES. RECKONED to be the most-intelligent animals on the planet, chimps can manipulate the environment and their surroundings to help themselves and their community. They can work out how to use things as tools to get things done faster, and they have outsmarted people many a time.
William James Sidis has the World's Highest IQ. Anywhere from 250 to 300 is his IQ score, almost twice the score of Albert Einstein. At the age of eleven, William famously entered Harvard University, becoming the youngest person to enter.
In 2015, scientists published research11 that suggests some ants can recognize themselves when looking in a mirror.
But ants cannot see the world at the same resolution as we do. Their world is blurrier than ours. One way to know this is to count the number and diameter of facets (ommatidia) in their eyes.
In conclusion then, perhaps insects display base emotions but whether they feel love, grief, empathy, sympathy or sadness is unlikely. As humans we can feel and demonstrate kindness to an insect, it remains unknown if these emotions are ever reciprocated.
Comparing the two ant species, the scientists found that approximately 20 percent of their genes are unique, while some 33 percent are shared with humans.
Easily. They process information at a much faster rate than we do. This is why their relative, subjective perception of time is much slower. They need to process a lot less information than we do, which accelerates the process even further.
Ant colonies use dynamic networks of brief interactions to adjust to changing conditions. No individual ant knows what's going on. Each ant just keeps track of its recent experience meeting other ants, either in one-on-one encounters when ants touch antennae, or when an ant encounters a chemical deposited by another.
According to several behavioral measures, Coren says dogs' mental abilities are close to a human child age 2 to 2.5 years. The intelligence of various types of dogs does differ and the dog's breed determines some of these differences, Coren says.
Within the encephalization quotient proposed by Jerison in 1973, values above one are classified big-brained, while values lower than one are small-brained. The domestic cat is attributed a value of between 1–1.71; relative to human value, that is 7.44–7.8.
Dolphins are often cited as the second smartest animals on Earth due to their relatively high brain-to-body size ratio, the capacity to show emotion, and impressive mimicry of the dumb apes who research them.
Chimpanzees. Chimps are our closest relatives in the animal kingdom, so it's unsurprising they display intelligence similar to that of humans. Chimps fashion spears and other tools, display a wide range of emotions, and recognize themselves in a mirror. Chimps can learn sign language to communicate with humans.
Over 15 years ago, researchers found that insects, and fruit flies in particular, feel something akin to acute pain called “nociception.” When they encounter extreme heat, cold or physically harmful stimuli, they react, much in the same way humans react to pain.
Roaches have no intelligence at all. Tests indicate that they have a very low learning capacity, and what little they do absorb they soon forget.
It is advised not to squash ants, doing so will only release pheromones and trigger more ants to come to the location and cause more trouble to you and your family. Ants are known to pack a deadly bite that causes excruciating pain for a short time.
Killing ants will, definitely, attract more ants because the dead ants release pheromones that attract or rather alert, nearby ants.
To the naked eye, ants deal with their dead much like humans. When a member of the colony dies, the carcass will lie where it fell for a period of roughly two days. In the fashion of a wake, this time period presumably gives the other ants time to pay their respects to their fallen comrade.