Scientific name: Families: erethizontidae and hystricidae
Porcupines are a large rodent related to the beaver. They are spiny like hedgehogs and echidnas but are not related to either of them.
Porcupines come in many shapes and sizes, but all have sharp quills. Porcupines can lose their quills, so if something bites a porcupine they get a mouthful of spikes.
Something shines when a bright light comes from it.
Something can shine from a reflection or it may be the source of the light, like the sun in the picture.
A sign is something that conveys some kind of meaning. Signs might be made up of pictures, words, or a combination of both. Many signs are just symbols, so that people will recognize what they mean no matter what language they speak. Signs don't need to be painted on a board - for example, deaf people communicate with sign language, using their hands to make symbols.
A stein is a kind of large mug, usually made from glass or earthenware, that is generally used to drink beer from.
Swine is both a singular and plural form, meaning a domestic pig or pigs.
A tine is a slender object that sticks out. The prongs of a fork are called tines.