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Western Tiger Swallowtail Butterfly

Papilio rutulus

Western Tiger Swallowtails are called for the tails on their hindwings that appear like the lengthy tail plumes of swallows. Papilio is from the Latin word papilio meaning « laquo


raquo Variety: This butterfly is located in western, from eastern British Columbia to eastern Dakota, south to northern Baja California and also southern Mexico.

uncommon roaming to central Nebraska.


The wings on this Swallowtail are black and light yellow with black tiger-stripes.

The hindwings have tails at their reduced tips that look like the lengthy tail feathers of a swallow thus, their typical name swallowtail.

Additionally on the hindwing, there are narrow yellow places along the wing’s margin as well as orange tint on two places near completion of the inner margin of the wing. areas are located around the outer margin of the hindwing.

Western Tiger Swallowtail Butterfly photo 1

The top side of the hindwing may have a yellow place on the outer margin. On the forewing, yellow spots develop a continuous band along the external margin of the wing. These yellow spots are surrounded in black.

Grown-up Swallowtail Butterflies have a 2 and also 3/4 to 4 inch wingspan.


the reduced latitudes and altitudes there might depend on three broods, while in the much more northern extents of the array there may be only one.


Western Tiger Swallowtails populate timberlands near streams and also rivers, wooded houses, canyons, parks, as well as sagelands and also mesas with creeks. be seen at higher altitudes.

You can attract them to your gardens also

Larvae as well as Hosts:

Western Tiger Swallowtail Butterfly photo 2

A deep eco-friendly, glossy, round egg is laid on the bottom of a leaf. Eggs are laid alone, yet there might be a variety of them on the fallen leave.

The larvae get to regarding 2 inches in size, are deep to light green in color, are inflamed in the front, as well as have huge yellow eyespots with black and blue pupils.

There is a colored forked organ called the osmeterium situated behind the head on the back of the caterpillar. This smelly organ can turn inside out, and, together with the eyespots, may deter predators.

The dark brownish chrysalis overwinters slung from a twig or tree trunk. The chrysalis is woodlike.

Western Tiger Swallowtail Females may injure to 4 batches of eggs in a season and up to one hundred eggs in total amount.

The length of time that it takes for the larvae to emerge from the egg relies on the climate, yet generally, in summer, it takes four days. The larvae molt 5 times —— called instars —— before they pupate.

After each molt, the caterpillar consumes the old skin which is rich in nutrients.

Larvae in your yards feed upon cottonwood, willow, quaking aspen, alder, maple, sycamore, hoptree, plum and ash.

Nectar Plants:

Adults Western Swallowtails prey on blossom nectar from a wide range of flowers.

By growing a variety of nectar abundant flowers, you can attract these butterflies to your gardens.

‘t forget a mud-puddle or damp place as well.

Western Tiger Swallowtail Butterfly photo 3

Western Tiger Swallowtail and also other Common Butterflies

Learn more about Butterflies

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Develop a Butterfly Garden

Butterfly and Plants

Fresh Water for all Your animals

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