whale

Pilot Whale Teeth: Count, Size, and What They Eat

Ocean Action HubOctober 25, 20245 min read
Close-up of pilot whale showing teeth

Close-up of pilot whale showing teeth

Pilot Whale Teeth

Pilot whales are toothed whales (odontocetes) with a distinctive set of teeth adapted for catching slippery prey.

How Many Teeth Do Pilot Whales Have?

SpeciesTotal TeethUpper JawLower Jaw
Short-finned40-4820-2420-24
Long-finned32-4016-2016-20

Tooth Characteristics

Size

  • Length: 1-2 inches (2.5-5 cm)
  • Shape: Conical and pointed
  • Position: Set in front of mouth

Appearance

  • Relatively small for body size
  • Peg-like shape
  • Slightly curved inward
  • Covered in enamel

What Do Pilot Whales Use Their Teeth For?

1. Catching Prey

  • Grip slippery squid
  • Hold fish before swallowing
  • Do NOT chew - swallow whole

2. Primary Diet

  • Squid (main food source - up to 70%)
  • Fish (cod, herring, mackerel)
  • Octopus occasionally

3. Hunting Method

  • Use echolocation to find prey
  • Dive deep (up to 1,000 meters)
  • Grab and swallow
  • Teeth grip, don't tear

Comparison to Other Toothed Whales

SpeciesTooth CountSize
Pilot Whale40-48Small
Orca40-56Large (3-4 inches)
Sperm Whale40-52 (lower only)Massive (up to 8 inches)
Bottlenose Dolphin72-104Small

Interesting Facts

  1. Teeth show age rings like trees - scientists can determine age by counting rings
  2. Teeth wear down over time from catching prey
  3. Old pilot whales may have very worn teeth
  4. Males typically have slightly larger teeth
  5. Teeth contain life history - diet and health can be analyzed

Frequently Asked Questions

Do pilot whales chew their food?

No, pilot whales do not chew their food. Like all toothed whales, they use their teeth only to grip prey before swallowing it whole. Their teeth are designed for catching, not chewing.

Can pilot whale teeth fall out?

Yes, older pilot whales may lose teeth due to wear or injury. However, they can still catch soft-bodied squid effectively with remaining teeth or by suction feeding.

How can scientists tell a pilot whales age?

Scientists analyze cross-sections of pilot whale teeth, which have growth rings similar to tree rings. Each layer represents approximately one year, allowing accurate age estimation.

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