It is logical to think that any type of communication between species involves mating, even more so if they are doing it in well known mating areas.
It was beyond their comprehension at the time to believe that any other species than man would communicate for any other reason than establishing territory and mating. They have since amended those beliefs.
whales use echolocation to find each other and birds... i think to attract mates.
Blue Whales communicate when they are in long distances and they want to navigate, detect food and predators attract, mates and maintain social blond,
technically yes, they attract mates by using their scents
Coyotes howl to attract a mate. Howling occurs in January and February when they are looking for mates. They also use scent to attract their mate.
they do a poo
No. Blue whales have mated with fin whales.
To Attract Mates .
So that it can attract mates.
they sing
As with most birds the males are brightly colored to attract the females.
hormones
Scent marking, scrapes, and vocalizations.