`find` can do that as well with `{} +` (at least, the `GNU` implementation and it'll automatically add more invocations if there are just way too many files).

`find` can do that as well with `{} +` (at least, the `GNU` implementation and it'll automatically add more invocations if there are just way too many files). In any case, OP was using `-n1` which means one file per invocation.