Fascinating Insects: Spiders & dragonflies

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I. SPIDERS

I tried to write in the current post about Spiders. Of course, what is explained on this occasion is how and the process of eating spiders? According to my understanding so far, spiders never chew their food, because it is processed by drinking their food.

Why is that? Of course this has the reason that Spiders have a filter that prevents the entry of hard or solid food. because spiders also choose food or prey that is not solid or hard.

Most detect prey mainly by sensing vibrations, but the active hunters have acute vision and hunters of the genus Portia show signs of intelligence in their choice of tactics and ability to develop new ones. Spiders' guts are too narrow to take solids, and they liquidize their food by flooding it with digestive enzymes and grinding it with the bases of their pedipalps, as they do not have true jaws.ADVANCED PEST CONTROL: The Life of a Spider PDF source

So that before swallowing their food they sterilize the food that has become soft or soft. So they need to digest food outside of their bodies.

So they inject digestive enzymes into their prey as a process to make it easier to swallow, because this enzyme will liquefy the prey, making it easier for the spider to suck it.

II. DRAGONFLY

Look at the posture of the dragonfly, which is colored black and green. let's look at the location of his eyes on the canopy of the head, this is generally the case.

The hindwing is broader than the forewing). Adult dragonflies are characterized by large, multifaceted eyes, two pairs of strong, transparent wings, sometimes with colored patches, and an elongated body. Dragonflies are agile fliers. Wikipedia: Dragonfly source

Then it can be understood that two pairs of wings on the left and right are transparent (common) like planes in ancient times. By having dragonfly wings, it is capable of moving very fast and can maneuver in the air like a fighter.

But there are also certain dragonflies that make other dragonflies as food or can be said to be predators.

Dragonflies are predators, both in their aquatic larval stage, when they are known as nymphs or naiads, and as adults. Wikipedia: Dragonfly source

as it is known that no other type of predator can match the more agile hunting abilities of the dragonfly.
Moreover, most of their prey is also from insect groups such as mosquitoes and flies.

Reference:

ADVANCED PEST CONTROL: The Life of a Spider PDF source
Wikipedia: Dragonfly source

All the photos attached to this post, when I took the photo object earlier I set the contrast size higher

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All the photos above, I took using the Smartphone Camera "Xiaomi Redmi Note 4 + by adding a lens".

Fascinating Insects: Spiders & dragonflies | Ecency