Identification of Pug Marks of Tiger ,Leopard & Pawprints of Bear & Fox

Pugmarks are the footprints of animals. Tracking of pugmarks are common practice  to monitor activities of large mammals, like Leopard, Lion, Tiger etc.

• Pugmarks Length(PML) is the measurement from the tip of the farthest toe to the base of the footpad along the walking line.
• Pugmark Breadth (PMB) is the measurement between the outer edges of the first & last toe.
• Front pugmarks are larger than hind pugmarks.
• Pugmark study is very useful  to identify a large mammal species, its gender, Population insights, behaviour, health etc.

Here are the primary features used for identification:

1. Tiger (Male): The pug mark tends to be circular or square-like. The length and width are almost equal, fitting into a square box. Tigress (Female): The pug mark is more oval or rectangular. It is noticeably  longer than it is wide, fitting into a narrow vertical rectangle.
2. Fore paws are larger than the hind paws n both the sexes.
3. Tiger: The toe pads are broader and more rounded. They appear "blunt" and take up more surface area within the print. Tigress: The toes are elongated and somewhat tapered. They look more slender compared to the heavy-set toes of a male.
4. For both the sexes impression of only four toes are found.
5. Two toes are placed on the fat top edge of the pad while the other two are placed on both sides.
6. Third toe is the largest.
7. The main pad (MTP Pad) is the large central cushion, known as the Metatarsal or Metacarpal pad, is the most reliable features. Tiger: The rear edge of the main pad is very wide. The overall pad is massive and occupies a large portion of the total footprint. Tigress: The main pad is narrower and has a more defined "waist." Even in large females, the pad remains slenderer than that of a male of the same age.
8. Impression of retractile claws are only evident on moist land.

How to Identify between male tiger and female tigress pugmarks?

Pugmarks of male tiger are bigger, provide more space between toes than females. Impression of toes of the males are square type, wherever the same is round in females. To identify and distinguish between the pug marks (footprints) of a tiger and a tigress, wildlife experts look at specific morphological characteristics. 

Feature	Tiger (Male)	Tigress (Female)
Overall Shape	Circular / Square	Oval / Rectangular
Toe Shape	Large and Rounded	Long and Narrow
Pad Width	Broad and Heavy	Narrow and Slender
Walk Pattern	Front and back prints often overlap (Double Register)	Usually leaves a cleaner, narrower trail

A pugmark of Tiger

Photo Courtesy: WildTrails

                                                                  Pugmark of Leopard

Features of pug marks of Leopard

1. Size: Leopard pug marks are much smaller. An adult leopard's print typically measures between 7 cm and 9 cm in length. Any cat print larger than 10 cm is almost certainly a tiger.
2. Shape: The overall shape is compact and rounded.
3. Toes: The toes are relatively small and narrow compared to the pad. Like tigers, leopards have four toes visible in a print, with no claw marks (unless the animal was jumping or slipping).
4. The Main Pad (Heel): The leopard's heel pad is 3-lobed at the rear, similar to a tiger, but the lobes are tighter and the overall pad is more slender.
5. Overall impression is more compact than a tiger's with the toe & heel pads appearing closer together.
6. Distinguishing Male vs. Female Leopards :

• Male Leopard: The pug mark is more square and circular. The hind pad edges are typically more rounded.

• Female Leopard: The pug mark is more oval and rectangular. The outer edges of the rear pad tend to be more angular or pointed compared to the male.

Feature	Leopard (Adult)	Tiger
Size	Smaller pugmark than adult tiger but can be similar in size to a tiger’s cub.	Larger than an adult leopard.
Shape	More compact.	Wider & more wide spread.
Heel pad	Large in proportion to the toes, with a three lobed impression.	Larger heel pad is proportionately larger than a leopard’s.
Gait/Stride	Long stride (long legs, mature body).	Adult has longer stride than adult leopard.
Sex	A male leopard pugmark has a length to breadth difference of less than 1 cm.	A male tiger’s pugmark has a length-to-breadth difference of less than 1.5cm.
Toe Arrangement	Toes are neatly arranged and symmetrical.	Toes often look "fat" and crowded.
Context	Often found alone (solitary).	Almost always found alongside large tigress prints.
Pad Shape	Slender and well-defined.	Massive heel pad relative to small toes.

 Features of paw prints of Bear

• Toe Count: Bears have five toes on both front and hind feet. In contrast, tigers and leopards usually show only four.

• The "Big" Toe: Unlike humans, the smallest toe is on the inside, and the largest toe is on the outside of the foot.

• Claw Marks: Unlike cats, bear claws are non-retractable. You will almost always see deep claw impressions positioned well in front of the toe pads.

Feature	Front Paw	Hind Paw
Shape	Squarish or Round	Long and Triangular (Human-like)
Heel Pad	Large, wide "palm" pad. A small round heel pad may show behind it in deep mud.	A long, continuous sole that resembles a flat human footprint.
Size	Wider than it is long.	Longer than it is wide (often up to 12 inches/30 cm).

Grizzly (Brown) Bear

• Toes: The toes are arranged in a straight line or very shallow arc.

• Straight-Edge Test: If you place a straight-edge across the print just below the toes, it will generally not intersect the toe on the opposite side.

• Claws: Claws are long and the marks are usually far from the toes.

Black Bear

• Toes: The toes are arranged in a prominent arc (like a rainbow).

• Straight-Edge Test: A straight line drawn across the top of the pad will usually bisect the outermost toe.

• Claws: Claws are shorter and more curved. The marks appear closer to the toe pads.

Foot Prints of a Fox

1. General Shape and Size:

• The "Diamond" Shape: Fox tracks are typically oval or diamond-shaped. Unlike a domestic dog's print, which is often round and "messy," a fox print is tight and compact.

• Dimensions: An adult fox print is small, usually between 4 cm and 6 cm (approx. 2 inches) in length.

• The "X" Rule: In a clean fox print, you can draw a clear, straight "X" through the negative space between the toes and the main pad without touching any of the pads.

2. The Main Pad (Heel)

• The Chevron/Bar: The most distinctive feature of a Red Fox is a small, raised horizontal ridge or "chevron" on the main pad. In a clear print, this looks like a tiny bar or a "V" shape.

• Triangular Pad: The main pad itself is relatively small compared to the toes and is often shaped like a neat triangle with the point facing forward.

3. Toe Characteristics

• Tightly Packed: The two middle toes are very close together and point straight ahead.

• Claw Marks: Fox claws are semi-retractable but usually leave very fine, sharp needle-like points directly in front of the toes.

• The "Straight Line" Test: If one place a straight edge across the print just below the two middle toes, the outer two toes will usually fall below that line.

4. Walking Pattern (Gait)

• Direct Register: Foxes are famous for "perfect stepping." This means the hind foot lands exactly inside the print left by the front foot. This creates a single line of prints that looks like it was made by a two-legged animal.

• The Tightrope Walk: A fox trail is very narrow and straight, as if the animal were walking on a tightrope. This is a survival strategy to conserve energy.

Feature Fox Domestic Dog Cat (Feral/House) Shape Diamond/Oval Round/Splayed Circular Claws Fine, sharp points Blunt and thick Usually absent (retracted) Main Pad Small, has a "chevron" Large and wide Large, with 3 lobes at rear Trail Straight line (Tightrope) Wandering/Zig-zag Staggered Negative Space Clear "X" possible "X" is usually blocked No "X" (C-shape)