Best answer
Fish do not yawn
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What does it mean when fish yawn?
Usually, fish yawning occurs as a display of territoriality or to attract females. If your fish is yawning at nothing, it’s for the same reason people yawn…an abundance of CO2. If your fish are yawning all the time, do a water change and boost aeration in the tank.
Why do my bettas yawn?
All my bettas yawn,I’ve thereoised that it has sumting to do with there labyrynth organ air bubles get traped in there and they yawn to clear it out I think they do yawn! Maybe they get bored. I try to change around the decorations sporadically during cleaning – and causes them to be interested all over again in their environment.
Do fish Cry?
Do fishes cry? No, they do not cry because they simply can produce tears while living underwater. Also, a fish doesn have the cerebral cortex and the limbic system, which are the part of most mammal brain that deals with emotions. To be clear, this is just a general observation.
How can you tell if a fish is happy?
According to research, when a fish is happy, you would find it swimming around the tank and near the surface. Alternatively, when it feeling mopey, you檇 find it lurking around the bottom of the tank. In addition, when a fish feels depressed, it acts similarly to the way we do.