Which one has heterocercal tail

Which of the following types of fishes habe heterocercal tail?

What is heterocercal fin?

What is heterocercal fin?

Which of the following is not a feature of Scoliodon? (a) Heterocercal tail (b) Ureotelic (c) Internal fertilisation (d) Oviparous

Name the class of fish where tail flin is heterocercal and fertilisation is internal.

Which monkey has prehensile tail

Which monkey has prehensile tail

Which monkey has prehensile tail

Which monkey has prehensile tail

Which of the following statement are not true about shark? a. The skin is tough and covered with placoid scales. b. They possess a swim bladder which regulates buoyancy. c. the tail of shark is heterocercal. d. Ampulla of lorenzini present in the snout of shark is thermoreceptor. e. it has five pairs of gill slits covered by operculum.