Sphyrna zygaena is a:

Correct option is D

Correct Answer: (d) Hammerhead shark
Explanation:
→ Sphyrna zygaena, commonly called the smooth hammerhead, belongs to the family Sphyrnidae.
→ Recognized by its laterally expanded hammer-shaped head (cephalofoil).
→ Widely distributed in temperate and tropical oceans.
Information Booster:
→ Hammerheads use the wide head for enhanced sensory perception.
→ Efficient predators of schooling fishes and cephalopods.
→ Some species exhibit schooling behaviour, especially juveniles.
Additional Information (Other Options):
(a) Tiger shark – Galeocerdo cuvier.
(b) Whale shark – Rhincodon typus.
(c) Dog shark – Family Squalidae.