A very curious parasite toxin found in cats & mice made by Toxoplasma gondii that cause mice to lose the fear of cats−allowing the mice to be eaten. The parasite also linked in humans to behavior changes, schizophrenia & car accidents. Mother Nature
— Eric Feigl-Dinghttps://t.co/wZa9EHNYW0 pic.twitter.com/q6M9LHh4go
(@DrEricDing) March 5, 2022
Toxo is also one of the ToRCHeS(+) infections that can cross the placenta and cause congenital infection:
— Druv Bhagavan (@DruvBhagavan) March 6, 2022
T - Toxoplasmosis
O - (Other)
R - Rubella
C - CMV
H - HIV, Herpes
S - Syphilis
Bonus: VZV (Varicella), Parvovirus B-19, Zika
No definitive evidence for COVID-19, IIRC.