### German: Madagaskar ist bei Weitem die Größte und, was die Tierwelt angeht, ein eigener Kontinent.
### English: Madagascar is by far the largely and a continent of its own when it comes to wildlife.
### Errors: There is a minor part of speech shift error in the English translation.

### Improved English: Madagascar is by far the largest and a continent of its own when it comes to wildlife.
