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Araneus gemma

Araneus gemma is a special kind of spider called an orb weaver. Some people call it the cat-faced spider, just like its relative, Araneus gemmoides. Ready to uncover fun facts about this unique spider?

Scientific Classification

Araneus Gemma

Physical Description and Identification

Adults

  • Size: Male: 0.6-0.8 cm (0.236-0.314 in) Female: 1-1.2 cm (0.393-0.472 in)

Araneus Gemma Size

  • Color: They are grey to brownish purple in color.
  • Other Characteristic Features: The abdomen has anterior paired humps, with a medial light stripe of variable length seen in certain specimens.

Eggs

The eggs are laid inside a sac of orange silk.

Spiderlings

The spiderlings are brown with yellow abdomens.

Araneus Gemma Spiderlings

The Web

The silk of this spider’s web is 1 to 4 μm in diameter.

Are Araneus gemma Spiders Venomous?

Yes, Araneus gemma spiders have venom. It’s mainly for catching their food, and it’s usually not harmful to humans.

Can Araneus gemma Spiders Bite?

Yes, they can! Araneus gemma spiders might bite if scared or cornered. However, they’re often peaceful and prefer to keep to themselves.

Ecological Importance and Behavior of Araneus gemma

Araneus gemma, with their distinctive orb webs, are excellent natural pest controllers. They are mostly active at night, spinning intricate webs to catch flying insects. Their presence in gardens and fields supports the balance of the ecosystem by keeping the insect population in check.

Natural Predator: Birds, especially species that feed during twilight or dawn, are the main predators of Araneus gemma. These birds use their keen eyesight to spot the spiders on their webs. Additionally, wasps may prey on them, using the spiders to feed their larvae.

Prey-Predator Dynamics: The Araneus gemma’s web is not just a home but a trap for their prey, which mainly includes flying insects. Their venom, though mild to humans, is lethal to their prey, paralyzing them upon capture. This dynamic showcases nature’s balance as the spider regulates insect populations, while also being a food source for other animals.

Relationship with Humans: Araneus gemma spiders often go unnoticed by humans due to their non-aggressive nature and the fact that their venom isn’t harmful to us. They may even be seen as beneficial due to their diet of common pests. Sometimes, they wander into homes, which may scare some people, but they’re harmless and can be easily and safely moved outside.

Araneus Gemma Picture

Quick Facts

LifespanAround 12 months
DistributionWestern United States and Canada
HabitatOpen areas of trees, large shrubbery, and inside houses
DietInsects

Did You Know

  • American naturalist Henry Christopher McCook first described this spider in 1888.

In conclusion, the Araneus gemma spider is a captivating species that serves a vital role in our environment.

Araneus gemma is a special kind of spider called an orb weaver. Some people call it the cat-faced spider, just like its relative, Araneus gemmoides. Ready to uncover fun facts about this unique spider?

Araneus Gemma

Physical Description and Identification

Adults

  • Size: Male: 0.6-0.8 cm (0.236-0.314 in) Female: 1-1.2 cm (0.393-0.472 in)

Araneus Gemma Size

  • Color: They are grey to brownish purple in color.
  • Other Characteristic Features: The abdomen has anterior paired humps, with a medial light stripe of variable length seen in certain specimens.

Eggs

The eggs are laid inside a sac of orange silk.

Spiderlings

The spiderlings are brown with yellow abdomens.

Araneus Gemma Spiderlings

The Web

The silk of this spider’s web is 1 to 4 μm in diameter.

Are Araneus gemma Spiders Venomous?

Yes, Araneus gemma spiders have venom. It’s mainly for catching their food, and it’s usually not harmful to humans.

Can Araneus gemma Spiders Bite?

Yes, they can! Araneus gemma spiders might bite if scared or cornered. However, they’re often peaceful and prefer to keep to themselves.

Ecological Importance and Behavior of Araneus gemma

Araneus gemma, with their distinctive orb webs, are excellent natural pest controllers. They are mostly active at night, spinning intricate webs to catch flying insects. Their presence in gardens and fields supports the balance of the ecosystem by keeping the insect population in check.

Natural Predator: Birds, especially species that feed during twilight or dawn, are the main predators of Araneus gemma. These birds use their keen eyesight to spot the spiders on their webs. Additionally, wasps may prey on them, using the spiders to feed their larvae.

Prey-Predator Dynamics: The Araneus gemma’s web is not just a home but a trap for their prey, which mainly includes flying insects. Their venom, though mild to humans, is lethal to their prey, paralyzing them upon capture. This dynamic showcases nature’s balance as the spider regulates insect populations, while also being a food source for other animals.

Relationship with Humans: Araneus gemma spiders often go unnoticed by humans due to their non-aggressive nature and the fact that their venom isn’t harmful to us. They may even be seen as beneficial due to their diet of common pests. Sometimes, they wander into homes, which may scare some people, but they’re harmless and can be easily and safely moved outside.

Araneus Gemma Picture

Quick Facts

LifespanAround 12 months
DistributionWestern United States and Canada
HabitatOpen areas of trees, large shrubbery, and inside houses
DietInsects

Did You Know

  • American naturalist Henry Christopher McCook first described this spider in 1888.

In conclusion, the Araneus gemma spider is a captivating species that serves a vital role in our environment.