The creatures have a unique reproductive strategy: after the females lay eggs, the male frogs protect and rear the tiny tadpoles inside their distensible vocal sacs for them to develop in safety.

ALL accounts of the metamorphosis of the common frog leave it to be tacitly inferred that when the front legs make their way through the operculum branchial respiration ceases, and that ...

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Riad Sattouf’s saga of his parents’ failed bicultural marriage, with its harsh depiction of life in rural Syria, has become a literary sensation. By Richard Fausset Richard Fausset reported ...

Advertisement They are also cartoons. There’s Daniil Medvedev, last year’s finalist, whaling his racket into the net. There’s Madison Keys, this year’s semifinalist, running down a ball ...