Primate and elephant and even pig societies show considerable evidence of care for others, parent-child bonding, solidarity in the face of danger, and so on.

What can be asserted without evidence can also be dismissed without evidence.

Solidarity is an attitude of resistance, I suppose, or it should be.

What can be asserted without evidence can be dismissed without evidence.

[E]xceptional claims demand exceptional evidence.

Even with all the advantages of retrospect, and a lot of witnesses dead and gone, you can't make your life look as if you intended it or you were consistent. All you can show is how you dealt with various hands.