Cartilaginous fishes include fish such as sharks and rays.

He is majoring in ichthyology at university.

A new public work is being planned for the development of this area.

This mountain is made of tuff.

My zodiac sign is Pisces.

He always follows me around, just like a goldfish's poop.

There is a large goldfish bowl in my room.

Please calculate the value of this determinant.

This wooden doll for display is something I inherited from my grandmother.

He holds an important position in that company.