This time of year, the sound of a wolf howl piercing the night can really send shivers up your spine. But that call of the wild isn’t meant to scare you; it’s actually a message to other wolves.

Dogs howl because of their ancestral instinct to communicate — here's what they are trying to say to you.

Find out why wolves howl at the moon, and how ears pick up sounds in the latest episode of iBilib. Join award-winning host Chris Tiu, Kapuso Sweetheart and next-gen Sang'gre Angel Guardian, and the ...