Feeding

  • 2019 / 10 / 29

    Are the blue whales in the St. Lawrence getting enough to eat?

    Par Jeanne Picher-Labrie / Discoveries

    In summer, the St. Lawrence is a feeding ground for a number of blue whales of the northwest Atlantic population. They feed exclusively on krill, consuming up to an estimated four tonnes a day of thes...

  • 2019 / 08 / 28

    What does a blue whale use its tongue for?

    Par Jeanne Picher-Labrie / Questions from the public

    Blue whales have a huge tongue that weighs as much as an elephant. In addition to the sense of taste, this organ is also involved in engulfing large volumes of water, a filter-feeding technique specif...

  • 2019 / 07 / 11

    What is ambergris?

    Par Jeanne Picher-Labrie / Questions from the public

    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...

  • Un rorqual bleu s'alimente à la surface de l'eau. 2019 / 03 / 06

    Blue Whale Migratory Traditions

    Par Jeanne Picher-Labrie / Discoveries

    Every day, blue whales must devour up to 4 tonnes of krill before they are full. With such an enormous appetite, it’s no wonder that food is a determining factor in their migration. But how do they ...

  • Le chercheur Carlos Mauricio Peredo se tient près d'une partie du fossile étudié. 2019 / 01 / 16

    An Ancient Whale with Neither Teeth Nor Baleen

    Par Aurélie Lagueux-Beloin / Issues

    Museum collections are full of fossils that haven’t been carefully examined in years. However, by taking a closer look at a 33-million-year-old whale fossil from the Smithsonian’s National Museum ...

  • 2018 / 10 / 16

    Whales with Different Methods of Filtering

    Par Béatrice Riché / Discoveries

    Baleen refers to the stiff plates of keratin that hang off the upper jaw of some whales, more precisely mysticetes… but is all baleen alike? Of course not! The size and shape of baleen and how i...

  • 2018 / 10 / 15

    What Do Whales Do at Night?

    Par Collaboration spéciale / Questions from the public

    A curtain closes, night takes over the sky and during its quiet advance the frantic pace of the cities tapers off. But what happens in the St. Lawrence when darkness arrives? What do whales do during ...

  • © CP/HO-Moe Brown 2017 / 04 / 28

    North Atlantic Right Whales Making Headlines: What’s Going On?

    Par Béatrice Riché / Issues

    An unprecedented number of whales in Cape Cod Bay in recent weeks and an abnormally low number of newborns observed this winter off the coasts of Georgia and Florida are causing surprise and raising m...

  • Baleine à fanons 2017 / 01 / 11

    How did baleen appear?

    Par Marie-Sophie Giroux / Questions from the public

    A recently discovered whale fossil has proven to be an important piece of the puzzle with regard to whale evolution. ...

  • Marsouin commun / Harbor porpoise © GREMM 2016 / 06 / 14

    Study Reveals Exceptional Efficiency of a Small Hunter

    Par Béatrice Riché / Discoveries

    The harbour porpoise feeds day and night, aiming to capture up to 550 small fish per hour, with a success rate of over 90%...