How to Tell if a Giant Manta Is Pregnant? Give Her an Ultrasound.

Scientists managed to confirm pregnancies in three giant mantas with underwater ultrasound scans, offering clues to the animals’ elusive reproductive habits.

By Alexa Robles-Gil · The New York Times – World

Scientists managed to confirm pregnancies in three giant mantas with underwater ultrasound scans, offering clues to the animals’ elusive reproductive habits.