Bananas may go extinct.Logical formLearned from5 sentences. A planet can be extinct.Logical formLearned from5 sentences. Humans can be extinct.Logical formLearned from5 sentences. Fossils can be constituted-of-or-filled-with extinct animals.Logical formLearned from5 sentences. Individuals can be extinct.Logical formLearned from5 sentences. A genus can be extinct.Logical formLearned from5 sentences. Sea-lizards can be extinct.Logical formLearned from5 sentences. Forms may be considered extinct.Logical formLearned from5 sentences. A (ruling family) can be extinct.Logical formLearned from5 sentences. Antelopes can be extinct.Logical formLearned from5 sentences. A mastodon can be extinct.Logical formLearned from5 sentences. (Buffalo species) can be extinct.Logical formLearned from5 sentences. A panther can be extinct.Logical formLearned from5 sentences. A sturgeon can be extinct.Logical formLearned from5 sentences. Fish may go extinct.Logical formLearned from5 sentences.