Everything you always wanted to know about whales: questions and answers.
2019 / 07 / 29
Do Planes and Helicopters Disturb Whales?
Whales are particularly sensitive to noise, whether human-made or natural. Noise can interfere with their communication and affect their behaviour. So, can planes and helicopters flying over their hab...
2019 / 07 / 22
How does echolocation work?
In water, light is scarce, but sounds travels quickly. In such an environment, toothed whales such as belugas, sperm whales and dolphins cannot rely on their vision alone to orient themselves and loca...
2019 / 07 / 11
What is ambergris?
Sperm whales are known and have been hunted for their production of ambergris, a substance of great value that has historically been used notably in the perfume industry. It is estimated that ambergri...
2019 / 07 / 05
Do humpback whales have friends?
Since arriving in the Marine Park area, Tic Tac Toe has been observed multiple times with another female nicknamed Snowball. At the end of last summer, it was with Gaspar that Tic Tac Toe spent all he...
2019 / 05 / 16
Do whales suffer from sunburn?
Unlike other mammals, whales do not have hair to protect their skin. Even if they spend little time at the surface, can whales get sunburn? Mechanism of sunburn Sunburn is caused by ultraviolet (UV) r...
2019 / 05 / 03
Are whales’ bones adapted to their diving?
Several species of whales have traits that are well suited to their diving behaviour. For example, the relatively small size of their lungs relative to their body allows them to carry less air when th...
2019 / 04 / 12
What is a laryngeal sac?
The laryngeal sac is a structure found in baleen whales, but also in many other mammals, including primates (but not humans!). Lying between the mouth and the trachea, it is a cavity associated with t...
2019 / 03 / 15
A diver caught in a whale’s mouth?
While feeding at the surface, a Bryde’s whale accidentally snatched up a diver, who found himself, from the waist up, inside the whale’s mouth! At the time of the events, the diver was working...
2019 / 02 / 06
Do whales have baby teeth?
Humans have two generations of teeth: deciduous teeth (from the Latin “to fall”) – also called “baby teeth” – and permanent teeth. Known as diphyodontia, this phenomenon is...
2019 / 02 / 06
How do they determine the age of whales?
Estimating the age of marine mammals is more complex than one might think. Few reliable techniques exist to determine the age of whales, at least in the case of living specimens. Yet it is an essentia...