This isn't really a new thought. It's exactly what's meant by terms such as "circle of life" or "ecosystem". The separation of individual beings is entirely artificial, or if your being more charitable and technical, analytical and descriptive.
Science is not reality. We abstract reality to make nice and useful models. Reality violates our models constantly.
Didn’t claim it was. It’s just something difficult to really accept, at least to me, inhabiting a body that definitely feels very distinct from my environment.