Home / Tarantulas / Mexican Golden Red Rump Tarantula (Brachypelma albiceps)

Mexican Golden Red Rump Tarantula (Brachypelma albiceps)

Meet the Mexican golden red rump tarantula! This colorful spider is a star in the tarantulas family and loves calling Mexico its home. We’ve put together some cool facts about this golden wonder for you to read.

Brachypelma Albiceps

Physical Description and Identification

Adults

  • Size: A substantial body length of about 12.5 cm.

Mexican Golden Red Rump Tarantula Size

  • Color: The carapace varies greatly, ranging from sandy grey to rose to yellow, while the abdomen is dark and covered with reddish setae.
  • Other Characteristic Features: The first two pairs of this spider’s legs are lighter than the last two.

Eggs

After two months of mating, female spiders lay cocoons of webbing containing 500-900 eggs.

Spiderlings

Once 8-10 weeks pass, the spiderlings emerge from the eggs.

Mexican Golden Red Rump Spiderling

The Web

They do not construct webs as they are ambush predators.

Are Mexican Golden Red Rump Tarantulas Venomous?

Yes, Mexican Golden Red Rump tarantulas have venom. They use it mainly to snag their favorite bugs. For humans, it’s usually not a big deal.

Can Mexican Golden Red Rump Tarantulas Bite?

They sure can! While they’re generally calm creatures, they might give a bite if they’re startled or surprised. But often, they’re happy just showing off their shiny colors.

Mexican Golden Red Rump Tarantula

Ecological Importance and Behavior of Mexican Golden Red Rump Tarantula

The Mexican golden red rump tarantula is a key predator in its habitat, helping control populations of insects and other small creatures. Their hunting method, which involves patiently waiting for prey before striking, is a fascinating behavior that benefits the ecological balance.

Natural Predators: While they are top invertebrate predators, these tarantulas are not at the top of the food chain. They fall prey to larger animals, such as birds, mammals, and reptiles, which keeps their population in check.

Prey-Predator Dynamics: By consuming insects and other arthropods, the Mexican golden red rump tarantula assists in pest control, which can benefit agricultural activities and reduce the spread of disease.

Relationship with Humans: Humans and Mexican golden red rump tarantulas have a relatively neutral relationship. While their venom is not highly toxic to humans, it is essential to handle them with care. They are sometimes kept as pets by enthusiasts who admire their striking appearance.

Brachypelma Albiceps Picture

Quick Facts

Other names Amula red rump tarantula
Lifespan Males: 5 years, Females: 15-20 years
Distribution Mexico, especially Guerrero and south of Morelos
Habitat Highlands
Diet Beetles, cockroaches, crickets, and grasshoppers

Did You Know

  • British zoologist Reginald Innes Pocock F.R.S. first described this tarantula in 1903.

Mexican Golden Red Rump Tarantula Image

In summary, the Mexican golden red rump tarantula is an enthralling creature that plays a significant ecological role in its natural highland environment.

Frequently Asked Questions

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The Mexican Golden Red Rump tarantula has a dark abdomen covered with prominent reddish hairs. Its most striking feature is its carapace, which can vary from sandy grey to a vibrant yellow or rose color. Additionally, the first two pairs of its legs are noticeably lighter than the last two pairs.

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Adult Brachypelma albiceps are a substantial species, reaching a body length of about 12.5 cm (approximately 5 inches). This measurement refers to the length of the body itself, not the full diagonal leg span. Their size makes them a visually impressive tarantula for enthusiasts to observe.

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No, Mexican Golden Red Rump tarantulas do not construct webs to catch their prey. They are terrestrial ambush predators that hunt from the ground. Instead of using a web, they wait patiently for insects and other small creatures to wander within striking distance before quickly capturing them.

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The venom of a Brachypelma albiceps is not considered medically significant or dangerous to humans. While they use venom to subdue prey, a bite to a person typically results in localized pain and swelling, similar to a bee sting. Allergic reactions are rare but possible with any venom.

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A Mexican Golden Red Rump tarantula typically bites only as a last resort when it feels startled or directly threatened. This species is generally calm and would rather flee or flick urticating hairs from its abdomen for defense. A bite is a defensive reaction, not an act of aggression.

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The primary ecological role of the Mexican Golden Red Rump tarantula is that of a key predator in its native habitat. By preying on a variety of insects and other small arthropods, it helps to control their populations, which contributes to overall ecological balance and natural pest control.

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A female Brachypelma albiceps can produce a large number of offspring from a single egg sac. After a successful mating, she will create a cocoon of webbing that contains between 500 and 900 eggs. These eggs incubate for approximately 8 to 10 weeks before the spiderlings emerge.