How many animals are there?.js

/*
Description:
From a sentence, deduce the total number of animals.

For example :

"I see 3 zebras, 5 lions and 6 giraffes." The answer must be 14

"Mom, 3 rhinoceros and 6 snakes come to us!" The answer must be 9
*/
const countAnimals = s => (s.match(/\d+/g) || []).reduce((r, e) => r + +e, 0);