Fun Fact Mute Swans & Priscilla Yellowhead Tobey
FUN FACT SUNDAY Trumpeter swans are native to Ontario while mute swans are not.The name mute for this swan species was due to their hoarse, muffled trumpet or bugle call given during territorial defense. It doesn't carry like the calls of other swan species. Mute swans also make an explosive snorting or hissing sound when threatened or disturbed. Their aggressive behavior and voracious appetites can disturb local ecosystems, displace native species, and even pose a hazard to humans. The black knob at the base of the male mute swan's bill swells during the breeding season and becomes noticeably larger than the female's. The rest of the year the difference between the sexes is not obvious. The mute swan is reported...