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Debuxo de Wetland giant wolf spider
N.º 0693 de 1 402

Wetland giant wolf spider

Tigrosa helluo
Sobre o nome: The genus name Tigrosa means "fierce like a tiger", a reference to the aggressive nature and colourful patterns of these spiders.1
InofensivoInofensivo para as persoas. Non hai nada de que preocuparse.
Arañas MordeCome: Carne
Perigo para as persoas: LeveComa unha picadura de abella ou menos. Practicamente inofensivo para as persoas.

The wetland giant wolf spider is a fairly small wolf spider found across the eastern United States, parts of Canada and Mexico. It hunts at night on the ground instead of building a web. Its bite is not medically significant to people.1

Vive en
United States, Canada and Mexico; most of the eastern half of the US, from New England to Florida, west as far as Kansas and Nebraska1
América do Norte
Inicio
It lives in woods, marshes, fields and riparian areas, and prefers wetter places over dry ones. Females make nests under stones or boards in fields and woods. In Florida and Mississippi it is most often found in marshes and lakes.1
Lonxitude
6 cm (2,4 in)3
tamaño típico de adulto
Peso
200 g (7 oz)1
Velocidade máxima
uns 1,2 km/h (0,75 mph)
En terra, estimación aproximada
Que come?
It eats a wide range of insects, including crickets, fly grubs, cockroaches, mealworms and beetles, and sometimes smaller spiders. It waits for prey and hunts alone, mostly at night. Females wait in their burrows, while males roam and look for prey.1
De verdade!Foto de Wetland giant wolf spider
Wetland giant wolf spider. Foto: Meghan Cassidy. CC BY-SA 4.0, iNaturalist.

Como recoñecelo

  • The carapace (the hard upper shell of the front body) is brown, with a distinct yellow stripe running from the front eyes down the body.1
  • The underside of the abdomen has distinct black spots.1
  • It is around 17 mm long on average, which makes it one of the smaller wolf spiders.1
  • Males have yellow legs without distinct markings. Females have reddish brown legs without markings or bands.1
  • It does not make webs and is usually active at night.1

Adoita confundirse con: It is often mistaken for the nursery web spider (Pisaurina mira). The wetland giant wolf spider has a brown carapace with a distinct yellow stripe from the front eyes, and black spots on the underside of the abdomen. It is also similar to T. georgicola, but it has black spots that T. georgicola lacks, and its faint yellow stripes do not extend as far.1

Poder da pezoña

Morde

A pezoña sae polos seus cairos ou dentes cando morde.

Que fai a súa pezoña?

Its bite injects venom. In people, the venom causes only minor pain and swelling.1

Que perigoso é para as persoas?

Perigo para as persoas: LeveComa unha picadura de abella ou menos. Practicamente inofensivo para as persoas.

It is not very aggressive and will not attack people unless provoked. Its bite is not medically significant to humans, and antivenom is rarely needed.1

Boas novas: os médicos teñen un medicamento (antiveleno) ou un tratamento para isto.1

Que fai cando ten medo?

It hides in burrows, under stones or boards, and relies on camouflage and speed to avoid predators. If needed, it will bite a predator and inject venom.1

Se morde

  • Lava a mordedura e ponlle unha bolsa de xeo para a dor. Busca axuda médica se a dor é forte, se se estende ou se a persoa se sente mal.

Chama sempre primeiro ao teu número de emerxencias (112, 000, 911). Isto son consellos xerais de primeiros auxilios, non consello médico. Primeiros auxilios básicos

Mantente a salvo

  • Nunca toques, collas nin molestes un animal salvaxe, aínda que sexa pequeno e aínda que pareza durmido ou morto.
  • Déixalle espazo. Se atopas un, mantén a calma, recúa amodo e déixao ir polo seu camiño.
  • Se un te morde: mantén a calma, non te movas, chama ao teu número de emerxencias (112, 000, 911) ou vai rápido a un hospital. Lembra como era, unha foto axuda.

Non vai a por ti. Usa a súa pezoña para cazar comida ou para defenderse, e prefire con moito agocharse. Máis sobre como estar a salvo

Que tamaño ten?

Canto mide?

Wetland giant wolf spider mide uns 6 cm (2,4 in)Un clip uns 3 cm (1,2 in)Un móbil uns 15 cm (5,9 in)

Canto pesa?

pesa coma 1,5 bananas
mide coma 2 pezas de construción de xoguete en filapodería percorrer 100 metros en 300 segundos (o humano máis rápido precisa 9,6)

Que tamaño ten Wetland giant wolf spider comparado CONTIGO?

Só son contas no teu navegador. Non se garda nin se envía nada a ningures.

Que rápido é?

paga a pena sabelo

Datos

1

Females can cannibalise males during or after mating. Smaller males are more likely to be eaten, and hungry females are more likely to do it.1

2

This species does not build webs. Females make silk-lined burrows under stones or boards instead.1

3

Males live for just over a year, while females often live for around two years.1

4

Hunger affects behaviour. Well-fed females made significantly more burrows than starved ones in a 1999 study.1

5

Females are much larger than males. Mature females weigh more than 300 mg and have carapaces about 6.5 mm wide, while males usually weigh more than 200 mg and have carapaces about 4.5 mm wide.1

Desmontamitos

Mito: Wolf spider bites are dangerous and medically serious.

Verdade: The bite injects venom, but it usually causes only minor pain and swelling. The spider is not very aggressive and will only bite when provoked.1

Para expertos en pezoñas

Nome científico
Tigrosa helluo
Grupo
Arañas
Familia
Lycosidae2
Orde
Araneae
Continentes
América do Norte
Crías
Mating usually happens in May or June. Females carry their egg sac on their back until the eggs hatch, then carry the hatchlings on their back until they can hunt on their own.1
Esperanza de vida
uns 2 anos1
Perigo para as persoas
1 / 5: Leve3

De onde veñen os datos

  1. Tigrosa helluo (Wikipedia (CC BY-SA 4.0))
  2. Tigrosa helluo (iNaturalist): nomes e clasificación.
  3. Venom Wiki: o nivel de perigo, o tamaño típico e a velocidade estimada son nosos. Mira como os calculamos: Como valoramos o perigo.

Cada dato desta páxina ten un número que leva á súa fonte. Se nos equivocamos nalgo, sentímolo, somos fans dos animais, non unha revista científica. Dínolo en [email protected] e arranxarémolo.

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