What is a black spider with red on its back?

redback, (Latrodectus hasselti), species of comb-footed spider (family Theridiidae) that is native to Australia, the females of which are venomous and distinguished by an orange or red stripe on the back of the abdomen.

What kind of spider is black with a red bottom?

Black widow appearance Male and female black widows look different. In all cases, “the females are the most distinctive, with shiny black bodies and a red hourglass-shaped marking on the underside of their round abdomen,” said Jo-Anne Nina Sewlal, an arachnologist at the University of the West Indies in Trinidad.

Are Red Back jumping spiders venomous?

The redback jumping spider is neither dangerous, nor is its venom toxic to humans. At the most, a bite may result in pain and some local swelling at the site that might last for a few days. However, if bacterial infections occur around the site, it should not be left untreated.

Is a redback spider more venomous than a black widow?

Both spiders have potent venom. Their venom is comparable because they both cause similar symptoms. They’re ranked among the most venomous spider species in the world, although bites from black widows and redbacks are rarely fatal.

Are black widow and redback spiders the same?

Redback spiders (Latrodectus hasselti) belong to the Family Theridiidae, which is found worldwide. The notorious Black Widow Spider (Latrodectus sp) of the United States is a close relative of the Redback Spider, and only differs in appearance by the absence of a red dorsal stripe.

What is the difference between a red back spider and a black widow?

What is a red Jabber spider?

The redback spider (Latrodectus hasselti), also known as the Australian black widow, is a species of highly venomous spider believed to originate in South Australia or adjacent Western Australian deserts, but now found throughout Australia, Southeast Asia and New Zealand, with colonies elsewhere outside Australia.

What happens if you get bitten by a redback spider?

The initial bite may only cause mild discomfort or irritation, and sometimes is not even noticed. Pain usually increases over an hour or two and may radiate up the limb. Abdominal or chest pain may develop, as may pain in other parts of the body.

Where are redback spiders found?

Australia
Redback Spiders are found Australia-wide and will live almost anywhere as long as there is adequate food, a sheltered web site and warm enough for breeding. They are especially common in disturbed and urban areas, in association with human habitation.

What to do if you find a red back spider?

First Aid

1. In the event of a bite or suspected bite, seek medical advice urgently – call Triple Zero (000).
2. Identify if the bite was the result of a Redback Spider.
3. Do not apply a pressure bandage as this worsens pain.
4. Apply an ice-pack to reduce pain and swelling.
5. Keep the patient still and avoid any further activity.