Mammals Active at night

Mexican Long-nosed Armadillo

Dasypus mexicanus

iNaturalist Wikipedia

The most widespread armored mammal in North America, the Mexican Long-nosed Armadillo is a persistent digger known for its unique 'armor' and its surprising ability to leap into the air when surprised.

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0 Habitats

Quick Identification

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Size

Body length 38-58 cm (15-23 in), tail length 25-45 cm (10-18 in); weighs 2.5-6.5 kg (5.5-14 lbs)

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Colors

Grayish-brown to brownish-black bony armor; underside is pale pinkish-gray with sparse hair; yellowish-white scales on the lower sides.

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Key Features

Hard carapace with 7-11 (usually 9) movable bands
Elongated, tapered snout with sensitive nostrils
Large, leathery, pointed ears
Strong claws specialized for digging and burrowing

When You’ll See Them

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Activity pattern Active at night

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Peak hours 8 PM - 4 AM

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Season Year-round

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Diet Primarily insectivorous; they use their keen sense of smell to locate grubs, beetles, ants, and termites beneath the soil, which they extract using their long, sticky tongues.

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Habitat Found in a variety of environments including brushlands, forest edges, riparian zones, and suburban gardens with loose, moist soil.

public Geographic range

Where Does the Mexican Long-nosed Armadillo Live?

Native to North and Central America, the Mexican Long-nosed Armadillo is the primary armadillo species found across Mexico and much of the Southern United States. Its range is currently expanding northward and eastward, reaching as far as Nebraska and the Atlantic coast, fueled by its adaptability to human-altered landscapes. While they thrive in the subtropical regions of Central America, they are increasingly common sights in the temperate forests and grasslands of the American South.

Basemap © OpenStreetMap contributors

7 Countries

3.8M km² Range

Least Concern Conservation

MX Mexico

Marginal

US United States

Marginal

GT Guatemala

Marginal

SV El Salvador

Marginal

HN Honduras

Marginal

Elevation range

0 m1,000 m2,000 m4,000 m

Sea level – 2,000 m

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iNaturalist / Verified observation data

33,955 observations

33,150 research grade

7 countries

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Behavior

The Mexican Long-nosed Armadillo is a solitary and primarily nocturnal creature, though it may emerge during the day in cooler weather or under heavy cloud cover. They are famously known for their 'armadillo shuffle'—a rhythmic, noisy foraging style where they root through leaf litter with their noses, oblivious to their surroundings. Despite their heavy armor, they are surprisingly agile, capable of a sudden vertical leap when startled and possessing the ability to swim or even walk underwater across small streams by holding their breath.

These mammals are excellent excavators, maintaining multiple burrows throughout their home range for sleeping and escaping predators. While generally shy and non-aggressive toward humans, they can become quite habituated to suburban environments, often turning over mulch and lawns in search of grubs. Their social interactions are limited mostly to the breeding season, though they are famous for giving birth to genetically identical quadruplets derived from a single egg.

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Camera Tips

To capture high-quality footage of these armored wanderers, camera placement is everything. Set your camera very low to the ground—no more than 6 to 10 inches high. Armadillos spend almost all their time with their noses pressed into the dirt, so a high-angle shot will only show you the top of their shell. Aim your lens along garden edges, fence lines, or established 'game trails' through tall grass where you see signs of fresh digging or 'V-shaped' foraging holes.

While they aren't easily lured by traditional food baits like many mammals, you can attract them by creating a 'soft spot.' Turn over a small patch of soil or mulch and dampen it with water; the scent of moist earth and the easy access to worms and grubs is often irresistible to a passing armadillo. Because they move with a constant, jerky motion while foraging, use a fast trigger speed and set your camera to take short video clips (10-15 seconds) rather than still photos to better capture their unique behaviors.

Nighttime performance is critical since these animals are strictly nocturnal in many regions. Ensure your camera has a strong infrared flash that doesn't 'white out' the reflective scales of their armor at close range. If you find a burrow entrance, place the camera 5-8 feet away facing the opening; armadillos are creatures of habit and will likely exit and enter at the same time each evening, providing the perfect opportunity for a clear, head-on shot.

Similar Species

Species that look similar or are commonly confused with Mexican Long-nosed Armadillo.

Nine-banded Armadillo

Formerly considered the same species, the true Nine-banded Armadillo (Dasypus novemcinctus) is now restricted to South America.

Northern Naked-tailed Armadillo

Smaller with a much shorter snout and a tail that lacks the bony armored rings found on the Mexican Long-nosed Armadillo.

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Frequently Asked Questions

They are primarily nocturnal, becoming most active a few hours after sunset. However, in the winter, they may occasionally forage during the warm afternoon hours to avoid freezing nighttime temperatures.

The best way to attract them is to maintain healthy, moist soil with plenty of mulch or leaf litter, which supports the grubs and insects they eat. Avoid using pesticides, as this removes their food source.

Their diet is 90% insects and invertebrates, including beetle larvae (grubs), ants, termites, and earthworms. They occasionally eat fallen fruit, small reptiles, or bird eggs if they stumble upon them.

Yes, they are very common in suburbs because residential lawns and gardens are often well-watered and fertilized, providing an ideal habitat for the soil insects they crave.

In North America, it is distinguished from the South American Nine-banded Armadillo primarily by its geographic location and slightly longer snout. It is easily identified by its 7-11 movable bands and lack of fur on its shell.

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