Many bird species, especially songbirds, are known for their complex and melodious songs. Birds like nightingales, canaries, and mockingbirds are particularly famous for their musical abilities.
Whales and dolphins are known to communicate through a series of vocalizations that can be quite intricate. While not traditional musical instruments, their sounds are considered musical by some.
Elephants are capable of producing low-frequency sounds that can be perceived as musical. Some elephants have been observed creating rhythmic sounds with objects like logs or drums.
Bats use echolocation for navigation and hunting, emitting ultrasonic sounds that, when slowed down, can sound quite musical. While it's not intentional on their part, the recordings can be fascinating.
Studies have shown that mice are capable of producing ultrasonic vocalizations that vary in pitch and pattern. While not traditionally musical, researchers have found ways to interpret and represent these sounds as music.
Gibbons are known for their complex and melodious songs, often used for communication and territory marking. Their vocalizations can be rhythmic and musical in nature.
Some species of cockatoos are known for their ability to mimic sounds, including musical tunes. They are highly intelligent birds and can be trained to repeat various sounds, including melodies.
Some seal species, like the harbor seal, are capable of producing vocalizations that include a range of pitches and tones. While not musical in the traditional sense, these sounds can be expressive and interesting.