The articulations are: interphalangeal articulations between phalangeal bones, and metacarpophalangeal joints connecting the phalanges for the metacarpal bones. However, a lot of health care industry experts take into account the thumb a finger. Although in English, the term “finger” isn’t included in the name of the thumb, some languages do. https://garrettebpht.glifeblog.com/35296306/the-basic-principles-of-capuchine-monkeys-for-sale-in-usa