Renamed before deletion
Base Version, as in the BlueJ Book
Forgot that one
- Abstract "Tier" class
- Alternate "findeNahrung()" in "Fuchs"
Revert "- Abstract "Tier" class - Alternate "findeNahrung()" in "Fuchs""

This reverts commit d25c13b5c16bd55e702b3cf0c736222da48781b6.
Revert "Base Version, as in the BlueJ Book"

This reverts commit 5ceb9f67c7f1c7a2618f95d0e9f9adba60b45d85.
Base Version, as in the Book
Now with "Tier"
"Hase" now extends "Tier"