In spring and summer, the paths around local ponds might have some fluffy obstacles: young goslings along with their caring and defensive parents. Adult Canada Geese lose their flight feathers for several weeks in the summer, often while they’re raising a brood of goslings. Without the ability to fly away from people, and with their young to protect, grounded geese may act especially territorial. Fortunately for a growing family of geese, newly-hatched young are able to swim and even dive underwater within just 24 hours.More info and transcript at BirdNote.org. Want more BirdNote? Subscribe to our weekly newsletter. Sign up for BirdNote+ to get ad-free listening and other perks. BirdNote is a nonprofit. Your tax-deductible gift makes these shows possible.