Tag receptors

Purple-Winged Hopper

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The Purple-Winged Hopper (Titanacris albipes) is a large insect in the Romaleidae family of lubber grasshoppers. It is also known as the Purple Grasshopper. The Pink Grasshopper (Tinacris gloriosa) is in the same Ramaleidae family. 

The Purple-Winged Hopper has a heavy, cylindrical, green body and rounded head. It has olive-green forewings (front wings). Its hind (back) wings are violet purple.It has six legs with receptors on each leg that can detect movement and vibrations as well as temperature.Its hind legs are large. At the end of each leg, at the bottom of the tarsus, are claws called tarsal claws which are used for gripping grass and leaves.

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Moon Jellyfish

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The Moon Jellyfish (Aurelia aurita) is also called the Saucer Jelly. It is a marine (saltwater) simple invertebrate (animal with no bones – is is soft-bodied). It has nerve receptors in its body.

The Moon Jellyfish is translucent (see-through) with an umbrella-shaped bell and long tentacles. It has four horseshoe-shaped gonads (reproductive organs) in the top of its bell.

The bell pulsates, which enables it to move through the water. It also conserves energy by drifting with the ocean currents and tides.

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RESEARCH: Why do some animals have wet noses?

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Dogs have a lot more nerve cells in their nasal (nose) cavities (their nostrils) than humans do. Dogs also have and a wider variety of receptors that attract odour molecules.

A research team led by Brent Craven of Pennsylvania State University in University Park in 2008 has shown that dogs can sort smells into categories before the information gets to their brains. The brain then identifies the smell.

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